71974071

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32377}}^1$

素因数の和:32415

約数の個数: 24

約数和(自身を含む): 117855920

約数和(自身を除く): 45881849

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 32377, 97131, 291393, 420901, 615163, 1262703, 1845489, 3788109, 5536467, 7997119, 23991357, 71974071]

約数ペア:

[(1, 71974071), (3, 23991357), (9, 7997119), (13, 5536467), (19, 3788109), (39, 1845489), (57, 1262703), (117, 615163), (171, 420901), (247, 291393), (741, 97131), (2223, 32377)]