210808556

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{242867}}^1$

素因数の和:242909

約数の個数: 24

約数和(自身を含む): 435219456

約数和(自身を除く): 224410900

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 242867, 485734, 971468, 1700069, 3400138, 6800276, 7528877, 15057754, 30115508, 52702139, 105404278, 210808556]

約数ペア:

[(1, 210808556), (2, 105404278), (4, 52702139), (7, 30115508), (14, 15057754), (28, 7528877), (31, 6800276), (62, 3400138), (124, 1700069), (217, 971468), (434, 485734), (868, 242867)]