858487090

素因数分解:

$2^1\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{69739}}^1$

素因数の和:70977

約数の個数: 16

約数和(自身を含む): 1546554240

約数和(自身を除く): 688067150

約数列:

[1, 2, 5, 10, 1231, 2462, 6155, 12310, 69739, 139478, 348695, 697390, 85848709, 171697418, 429243545, 858487090]

約数ペア:

[(1, 858487090), (2, 429243545), (5, 171697418), (10, 85848709), (1231, 697390), (2462, 348695), (6155, 139478), (12310, 69739)]