212213656

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{395921}}^1$

素因数の和:395994

約数の個数: 16

約数和(自身を含む): 403840440

約数和(自身を除く): 191626784

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 395921, 791842, 1583684, 3167368, 26526707, 53053414, 106106828, 212213656]

約数ペア:

[(1, 212213656), (2, 106106828), (4, 53053414), (8, 26526707), (67, 3167368), (134, 1583684), (268, 791842), (536, 395921)]