71912997

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{11597}}^1$

素因数の和:11669

約数の個数: 24

約数和(自身を含む): 113985144

約数和(自身を除く): 42072147

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 6201, 11597, 34791, 104373, 150761, 452283, 614641, 1356849, 1843923, 5531769, 7990333, 23970999, 71912997]

約数ペア:

[(1, 71912997), (3, 23970999), (9, 7990333), (13, 5531769), (39, 1843923), (53, 1356849), (117, 614641), (159, 452283), (477, 150761), (689, 104373), (2067, 34791), (6201, 11597)]