312451015

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{19571}}^1$

素因数の和:19710

約数の個数: 16

約数和(自身を含む): 390813696

約数和(自身を除く): 78362681

約数列:

[1, 5, 31, 103, 155, 515, 3193, 15965, 19571, 97855, 606701, 2015813, 3033505, 10079065, 62490203, 312451015]

約数ペア:

[(1, 312451015), (5, 62490203), (31, 10079065), (103, 3033505), (155, 2015813), (515, 606701), (3193, 97855), (15965, 19571)]