87661588

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{26309}}^1$

素因数の和:26344

約数の個数: 36

約数和(自身を含む): 188958420

約数和(自身を除く): 101296832

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 26309, 52618, 105236, 184163, 368326, 447253, 736652, 894506, 1289141, 1789012, 2578282, 3130771, 5156564, 6261542, 12523084, 21915397, 43830794, 87661588]

約数ペア:

[(1, 87661588), (2, 43830794), (4, 21915397), (7, 12523084), (14, 6261542), (17, 5156564), (28, 3130771), (34, 2578282), (49, 1789012), (68, 1289141), (98, 894506), (119, 736652), (196, 447253), (238, 368326), (476, 184163), (833, 105236), (1666, 52618), (3332, 26309)]