289372270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{16139}}^1$

素因数の和:16320

約数の個数: 32

約数和(自身を含む): 571743360

約数和(自身を除く): 282371090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1630, 1793, 3586, 8965, 16139, 17930, 32278, 80695, 161390, 177529, 355058, 887645, 1775290, 2630657, 5261314, 13153285, 26306570, 28937227, 57874454, 144686135, 289372270]

約数ペア:

[(1, 289372270), (2, 144686135), (5, 57874454), (10, 28937227), (11, 26306570), (22, 13153285), (55, 5261314), (110, 2630657), (163, 1775290), (326, 887645), (815, 355058), (1630, 177529), (1793, 161390), (3586, 80695), (8965, 32278), (16139, 17930)]