256331338

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{203761}}^1$

素因数の和:203817

約数の個数: 16

約数和(自身を含む): 418119624

約数和(自身を除く): 161788286

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 203761, 407522, 3463937, 6927874, 7539157, 15078314, 128165669, 256331338]

約数ペア:

[(1, 256331338), (2, 128165669), (17, 15078314), (34, 7539157), (37, 6927874), (74, 3463937), (629, 407522), (1258, 203761)]