31369982

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 55323840

約数和(自身を除く): 23953858

約数列:

[1, 2, 7, 14, 61, 109, 122, 218, 337, 427, 674, 763, 854, 1526, 2359, 4718, 6649, 13298, 20557, 36733, 41114, 46543, 73466, 93086, 143899, 257131, 287798, 514262, 2240713, 4481426, 15684991, 31369982]

約数ペア:

[(1, 31369982), (2, 15684991), (7, 4481426), (14, 2240713), (61, 514262), (109, 287798), (122, 257131), (218, 143899), (337, 93086), (427, 73466), (674, 46543), (763, 41114), (854, 36733), (1526, 20557), (2359, 13298), (4718, 6649)]