74680221

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2141}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 125024256

約数和(自身を除く): 50344035

約数列:

[1, 3, 7, 11, 21, 33, 77, 151, 231, 453, 1057, 1661, 2141, 3171, 4983, 6423, 11627, 14987, 23551, 34881, 44961, 70653, 164857, 323291, 494571, 969873, 2263037, 3556201, 6789111, 10668603, 24893407, 74680221]

約数ペア:

[(1, 74680221), (3, 24893407), (7, 10668603), (11, 6789111), (21, 3556201), (33, 2263037), (77, 969873), (151, 494571), (231, 323291), (453, 164857), (1057, 70653), (1661, 44961), (2141, 34881), (3171, 23551), (4983, 14987), (6423, 11627)]