71493961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 93415680

約数和(自身を除く): 21921719

約数列:

[1, 7, 11, 29, 77, 101, 203, 317, 319, 707, 1111, 2219, 2233, 2929, 3487, 7777, 9193, 20503, 24409, 32017, 32219, 64351, 101123, 224119, 225533, 352187, 707861, 928493, 2465309, 6499451, 10213423, 71493961]

約数ペア:

[(1, 71493961), (7, 10213423), (11, 6499451), (29, 2465309), (77, 928493), (101, 707861), (203, 352187), (317, 225533), (319, 224119), (707, 101123), (1111, 64351), (2219, 32219), (2233, 32017), (2929, 24409), (3487, 20503), (7777, 9193)]