397977786

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 160

約数和(自身を含む): 1011149568

約数和(自身を除く): 613171782

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 61, 69, 81, 102, 103, 122, 138, 153, 162, 183, 206, 207, 306, 309, 366, 391, 414, 459, 549, 618, 621, 782, 918, 927, 1037, 1098, 1173, 1242, 1377, 1403, 1647, 1751, 1854, 1863, 2074, 2346, 2369, 2754, 2781, 2806, 3111, 3294, 3502, 3519, 3726, 4209, 4738, 4941, 5253, 5562, 6222, 6283, 7038, 7107, 8343, 8418, 9333, 9882, 10506, 10557, 12566, 12627, 14214, 15759, 16686, 18666, 18849, 21114, 21321, 23851, 25254, 27999, 31518, 31671, 37698, 37881, 40273, 42642, 47277, 47702, 55998, 56547, 63342, 63963, 71553, 75762, 80546, 83997, 94554, 106811, 113094, 113643, 120819, 127926, 141831, 143106, 144509, 167994, 169641, 191889, 213622, 214659, 227286, 241638, 283662, 289018, 320433, 339282, 362457, 383778, 429318, 433527, 508923, 640866, 643977, 724914, 867054, 961299, 1017846, 1087371, 1287954, 1300581, 1922598, 1931931, 2174742, 2456653, 2601162, 2883897, 3262113, 3863862, 3901743, 4913306, 5767794, 6524226, 7369959, 7803486, 8651691, 11705229, 14739918, 17303382, 22109877, 23410458, 44219754, 66329631, 132659262, 198988893, 397977786]

約数ペア:

[(1, 397977786), (2, 198988893), (3, 132659262), (6, 66329631), (9, 44219754), (17, 23410458), (18, 22109877), (23, 17303382), (27, 14739918), (34, 11705229), (46, 8651691), (51, 7803486), (54, 7369959), (61, 6524226), (69, 5767794), (81, 4913306), (102, 3901743), (103, 3863862), (122, 3262113), (138, 2883897), (153, 2601162), (162, 2456653), (183, 2174742), (206, 1931931), (207, 1922598), (306, 1300581), (309, 1287954), (366, 1087371), (391, 1017846), (414, 961299), (459, 867054), (549, 724914), (618, 643977), (621, 640866), (782, 508923), (918, 433527), (927, 429318), (1037, 383778), (1098, 362457), (1173, 339282), (1242, 320433), (1377, 289018), (1403, 283662), (1647, 241638), (1751, 227286), (1854, 214659), (1863, 213622), (2074, 191889), (2346, 169641), (2369, 167994), (2754, 144509), (2781, 143106), (2806, 141831), (3111, 127926), (3294, 120819), (3502, 113643), (3519, 113094), (3726, 106811), (4209, 94554), (4738, 83997), (4941, 80546), (5253, 75762), (5562, 71553), (6222, 63963), (6283, 63342), (7038, 56547), (7107, 55998), (8343, 47702), (8418, 47277), (9333, 42642), (9882, 40273), (10506, 37881), (10557, 37698), (12566, 31671), (12627, 31518), (14214, 27999), (15759, 25254), (16686, 23851), (18666, 21321), (18849, 21114)]