28798476

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 85954176

約数和(自身を除く): 57155700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 43, 49, 51, 67, 68, 84, 86, 98, 102, 119, 129, 134, 147, 172, 196, 201, 204, 238, 258, 268, 294, 301, 357, 402, 469, 476, 516, 588, 602, 714, 731, 804, 833, 903, 938, 1139, 1204, 1407, 1428, 1462, 1666, 1806, 1876, 2107, 2193, 2278, 2499, 2814, 2881, 2924, 3283, 3332, 3417, 3612, 4214, 4386, 4556, 4998, 5117, 5628, 5762, 6321, 6566, 6834, 7973, 8428, 8643, 8772, 9849, 9996, 10234, 11524, 12642, 13132, 13668, 15351, 15946, 17286, 19698, 20167, 20468, 23919, 25284, 30702, 31892, 34572, 35819, 39396, 40334, 47838, 48977, 55811, 60501, 61404, 71638, 80668, 95676, 97954, 107457, 111622, 121002, 141169, 143276, 146931, 167433, 195908, 214914, 223244, 242004, 282338, 293862, 334866, 342839, 423507, 429828, 564676, 587724, 669732, 685678, 847014, 1028517, 1371356, 1694028, 2057034, 2399873, 4114068, 4799746, 7199619, 9599492, 14399238, 28798476]

約数ペア:

[(1, 28798476), (2, 14399238), (3, 9599492), (4, 7199619), (6, 4799746), (7, 4114068), (12, 2399873), (14, 2057034), (17, 1694028), (21, 1371356), (28, 1028517), (34, 847014), (42, 685678), (43, 669732), (49, 587724), (51, 564676), (67, 429828), (68, 423507), (84, 342839), (86, 334866), (98, 293862), (102, 282338), (119, 242004), (129, 223244), (134, 214914), (147, 195908), (172, 167433), (196, 146931), (201, 143276), (204, 141169), (238, 121002), (258, 111622), (268, 107457), (294, 97954), (301, 95676), (357, 80668), (402, 71638), (469, 61404), (476, 60501), (516, 55811), (588, 48977), (602, 47838), (714, 40334), (731, 39396), (804, 35819), (833, 34572), (903, 31892), (938, 30702), (1139, 25284), (1204, 23919), (1407, 20468), (1428, 20167), (1462, 19698), (1666, 17286), (1806, 15946), (1876, 15351), (2107, 13668), (2193, 13132), (2278, 12642), (2499, 11524), (2814, 10234), (2881, 9996), (2924, 9849), (3283, 8772), (3332, 8643), (3417, 8428), (3612, 7973), (4214, 6834), (4386, 6566), (4556, 6321), (4998, 5762), (5117, 5628)]