86791256

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{638171}}^1$

素因数の和:638194

約数の個数: 16

約数和(自身を含む): 172306440

約数和(自身を除く): 85515184

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 638171, 1276342, 2552684, 5105368, 10848907, 21697814, 43395628, 86791256]

約数ペア:

[(1, 86791256), (2, 43395628), (4, 21697814), (8, 10848907), (17, 5105368), (34, 2552684), (68, 1276342), (136, 638171)]