393156725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39023}}^1$

素因数の和:39077

約数の個数: 24

約数和(自身を含む): 541965312

約数和(自身を除く): 148808587

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 39023, 195115, 507299, 975575, 1209713, 2536495, 6048565, 12682475, 15726269, 30242825, 78631345, 393156725]

約数ペア:

[(1, 393156725), (5, 78631345), (13, 30242825), (25, 15726269), (31, 12682475), (65, 6048565), (155, 2536495), (325, 1209713), (403, 975575), (775, 507299), (2015, 195115), (10075, 39023)]