389008956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 1103262720

約数和(自身を除く): 714253764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 61, 62, 79, 84, 93, 122, 124, 158, 183, 186, 217, 237, 244, 316, 366, 372, 427, 434, 474, 553, 651, 732, 854, 868, 948, 961, 1106, 1281, 1302, 1659, 1708, 1891, 1922, 2212, 2449, 2562, 2604, 2883, 3318, 3782, 3844, 4819, 4898, 5124, 5673, 5766, 6636, 6727, 7347, 7564, 9638, 9796, 11346, 11532, 13237, 13454, 14457, 14694, 17143, 19276, 20181, 22692, 26474, 26908, 28914, 29388, 33733, 34286, 39711, 40362, 51429, 52948, 57828, 58621, 67466, 68572, 75919, 79422, 80724, 101199, 102858, 117242, 134932, 149389, 151838, 158844, 175863, 202398, 205716, 227757, 234484, 298778, 303676, 351726, 404796, 410347, 448167, 455514, 531433, 597556, 703452, 820694, 896334, 911028, 1045723, 1062866, 1231041, 1594299, 1641388, 1792668, 2091446, 2125732, 2462082, 3137169, 3188598, 4182892, 4631059, 4924164, 6274338, 6377196, 9262118, 12548676, 13893177, 18524236, 27786354, 32417413, 55572708, 64834826, 97252239, 129669652, 194504478, 389008956]

約数ペア:

[(1, 389008956), (2, 194504478), (3, 129669652), (4, 97252239), (6, 64834826), (7, 55572708), (12, 32417413), (14, 27786354), (21, 18524236), (28, 13893177), (31, 12548676), (42, 9262118), (61, 6377196), (62, 6274338), (79, 4924164), (84, 4631059), (93, 4182892), (122, 3188598), (124, 3137169), (158, 2462082), (183, 2125732), (186, 2091446), (217, 1792668), (237, 1641388), (244, 1594299), (316, 1231041), (366, 1062866), (372, 1045723), (427, 911028), (434, 896334), (474, 820694), (553, 703452), (651, 597556), (732, 531433), (854, 455514), (868, 448167), (948, 410347), (961, 404796), (1106, 351726), (1281, 303676), (1302, 298778), (1659, 234484), (1708, 227757), (1891, 205716), (1922, 202398), (2212, 175863), (2449, 158844), (2562, 151838), (2604, 149389), (2883, 134932), (3318, 117242), (3782, 102858), (3844, 101199), (4819, 80724), (4898, 79422), (5124, 75919), (5673, 68572), (5766, 67466), (6636, 58621), (6727, 57828), (7347, 52948), (7564, 51429), (9638, 40362), (9796, 39711), (11346, 34286), (11532, 33733), (13237, 29388), (13454, 28914), (14457, 26908), (14694, 26474), (17143, 22692), (19276, 20181)]