1280734

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 2451456

約数和(自身を除く): 1170722

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 227, 403, 434, 454, 806, 1589, 2821, 2951, 3178, 5642, 5902, 7037, 14074, 20657, 41314, 49259, 91481, 98518, 182962, 640367, 1280734]

約数ペア:

[(1, 1280734), (2, 640367), (7, 182962), (13, 98518), (14, 91481), (26, 49259), (31, 41314), (62, 20657), (91, 14074), (182, 7037), (217, 5902), (227, 5642), (403, 3178), (434, 2951), (454, 2821), (806, 1589)]