12896775

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:133

約数の個数: 54

約数和(自身を含む): 24412128

約数和(自身を除く): 11515353

約数列:

[1, 3, 5, 9, 15, 25, 31, 43, 45, 75, 93, 129, 155, 215, 225, 279, 387, 465, 645, 775, 1075, 1333, 1395, 1849, 1935, 2325, 3225, 3999, 5547, 6665, 6975, 9245, 9675, 11997, 16641, 19995, 27735, 33325, 46225, 57319, 59985, 83205, 99975, 138675, 171957, 286595, 299925, 416025, 515871, 859785, 1432975, 2579355, 4298925, 12896775]

約数ペア:

[(1, 12896775), (3, 4298925), (5, 2579355), (9, 1432975), (15, 859785), (25, 515871), (31, 416025), (43, 299925), (45, 286595), (75, 171957), (93, 138675), (129, 99975), (155, 83205), (215, 59985), (225, 57319), (279, 46225), (387, 33325), (465, 27735), (645, 19995), (775, 16641), (1075, 11997), (1333, 9675), (1395, 9245), (1849, 6975), (1935, 6665), (2325, 5547), (3225, 3999)]