209340796

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{15227}}^1$

素因数の和:15729

約数の個数: 24

約数和(自身を含む): 419561856

約数和(自身を除く): 210221060

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1964, 3437, 6874, 13748, 15227, 30454, 60908, 106589, 213178, 426356, 7476457, 14952914, 29905828, 52335199, 104670398, 209340796]

約数ペア:

[(1, 209340796), (2, 104670398), (4, 52335199), (7, 29905828), (14, 14952914), (28, 7476457), (491, 426356), (982, 213178), (1964, 106589), (3437, 60908), (6874, 30454), (13748, 15227)]