256362488

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{196597}}^1$

素因数の和:196766

約数の個数: 16

約数和(自身を含む): 483631080

約数和(自身を除く): 227268592

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 196597, 393194, 786388, 1572776, 32045311, 64090622, 128181244, 256362488]

約数ペア:

[(1, 256362488), (2, 128181244), (4, 64090622), (8, 32045311), (163, 1572776), (326, 786388), (652, 393194), (1304, 196597)]