31162145

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 44229888

約数和(自身を除く): 13067743

約数列:

[1, 5, 7, 35, 53, 107, 157, 265, 371, 535, 749, 785, 1099, 1855, 3745, 5495, 5671, 8321, 16799, 28355, 39697, 41605, 58247, 83995, 117593, 198485, 291235, 587965, 890347, 4451735, 6232429, 31162145]

約数ペア:

[(1, 31162145), (5, 6232429), (7, 4451735), (35, 890347), (53, 587965), (107, 291235), (157, 198485), (265, 117593), (371, 83995), (535, 58247), (749, 41605), (785, 39697), (1099, 28355), (1855, 16799), (3745, 8321), (5495, 5671)]