256838689

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{701}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 271724544

約数和(自身を除く): 14885855

約数列:

[1, 31, 53, 223, 701, 1643, 6913, 11819, 21731, 37153, 156323, 366389, 1151743, 4846013, 8285119, 256838689]

約数ペア:

[(1, 256838689), (31, 8285119), (53, 4846013), (223, 1151743), (701, 366389), (1643, 156323), (6913, 37153), (11819, 21731)]