12691707

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 20800512

約数和(自身を除く): 8108805

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 487, 511, 1241, 1461, 1533, 3409, 3723, 8279, 8687, 10227, 24837, 26061, 35551, 57953, 106653, 173859, 248857, 604367, 746571, 1813101, 4230569, 12691707]

約数ペア:

[(1, 12691707), (3, 4230569), (7, 1813101), (17, 746571), (21, 604367), (51, 248857), (73, 173859), (119, 106653), (219, 57953), (357, 35551), (487, 26061), (511, 24837), (1241, 10227), (1461, 8687), (1533, 8279), (3409, 3723)]