28761095

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 38323152

約数和(自身を除く): 9562057

約数列:

[1, 5, 11, 55, 121, 137, 347, 605, 685, 1507, 1735, 3817, 7535, 16577, 19085, 41987, 47539, 82885, 209935, 237695, 522929, 2614645, 5752219, 28761095]

約数ペア:

[(1, 28761095), (5, 5752219), (11, 2614645), (55, 522929), (121, 237695), (137, 209935), (347, 82885), (605, 47539), (685, 41987), (1507, 19085), (1735, 16577), (3817, 7535)]