56420931

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 88473600

約数和(自身を除く): 32052669

約数列:

[1, 3, 7, 21, 71, 79, 213, 237, 479, 497, 553, 1437, 1491, 1659, 3353, 5609, 10059, 16827, 34009, 37841, 39263, 102027, 113523, 117789, 238063, 264887, 714189, 794661, 2686711, 8060133, 18806977, 56420931]

約数ペア:

[(1, 56420931), (3, 18806977), (7, 8060133), (21, 2686711), (71, 794661), (79, 714189), (213, 264887), (237, 238063), (479, 117789), (497, 113523), (553, 102027), (1437, 39263), (1491, 37841), (1659, 34009), (3353, 16827), (5609, 10059)]