206480115

素因数分解:

$3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{8807}}^1$

素因数の和:9339

約数の個数: 24

約数和(自身を含む): 358626528

約数和(自身を除く): 152146413

約数列:

[1, 3, 5, 9, 15, 45, 521, 1563, 2605, 4689, 7815, 8807, 23445, 26421, 44035, 79263, 132105, 396315, 4588447, 13765341, 22942235, 41296023, 68826705, 206480115]

約数ペア:

[(1, 206480115), (3, 68826705), (5, 41296023), (9, 22942235), (15, 13765341), (45, 4588447), (521, 396315), (1563, 132105), (2605, 79263), (4689, 44035), (7815, 26421), (8807, 23445)]