7421724

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 20271888

約数和(自身を除く): 12850164

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 67, 68, 102, 134, 153, 181, 201, 204, 268, 306, 362, 402, 543, 603, 612, 724, 804, 1086, 1139, 1206, 1629, 2172, 2278, 2412, 3077, 3258, 3417, 4556, 6154, 6516, 6834, 9231, 10251, 12127, 12308, 13668, 18462, 20502, 24254, 27693, 36381, 36924, 41004, 48508, 55386, 72762, 109143, 110772, 145524, 206159, 218286, 412318, 436572, 618477, 824636, 1236954, 1855431, 2473908, 3710862, 7421724]

約数ペア:

[(1, 7421724), (2, 3710862), (3, 2473908), (4, 1855431), (6, 1236954), (9, 824636), (12, 618477), (17, 436572), (18, 412318), (34, 218286), (36, 206159), (51, 145524), (67, 110772), (68, 109143), (102, 72762), (134, 55386), (153, 48508), (181, 41004), (201, 36924), (204, 36381), (268, 27693), (306, 24254), (362, 20502), (402, 18462), (543, 13668), (603, 12308), (612, 12127), (724, 10251), (804, 9231), (1086, 6834), (1139, 6516), (1206, 6154), (1629, 4556), (2172, 3417), (2278, 3258), (2412, 3077)]