251390356

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{528131}}^1$

素因数の和:528159

約数の個数: 24

約数和(自身を含む): 532357056

約数和(自身を除く): 280966700

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 528131, 1056262, 2112524, 3696917, 7393834, 8978227, 14787668, 17956454, 35912908, 62847589, 125695178, 251390356]

約数ペア:

[(1, 251390356), (2, 125695178), (4, 62847589), (7, 35912908), (14, 17956454), (17, 14787668), (28, 8978227), (34, 7393834), (68, 3696917), (119, 2112524), (238, 1056262), (476, 528131)]