71297355

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4397}}^1$

素因数の和:4475

約数の個数: 32

約数和(自身を含む): 121595904

約数和(自身を除く): 50298549

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 4397, 5405, 13191, 16215, 21985, 65955, 101131, 206659, 303393, 505655, 619977, 1033295, 1516965, 3099885, 4753157, 14259471, 23765785, 71297355]

約数ペア:

[(1, 71297355), (3, 23765785), (5, 14259471), (15, 4753157), (23, 3099885), (47, 1516965), (69, 1033295), (115, 619977), (141, 505655), (235, 303393), (345, 206659), (705, 101131), (1081, 65955), (3243, 21985), (4397, 16215), (5405, 13191)]