129123728

素因数分解:

$2^4\times {\mathrm{853}}^1\times {\mathrm{9461}}^1$

素因数の和:10322

約数の個数: 20

約数和(自身を含む): 250496988

約数和(自身を除く): 121373260

約数列:

[1, 2, 4, 8, 16, 853, 1706, 3412, 6824, 9461, 13648, 18922, 37844, 75688, 151376, 8070233, 16140466, 32280932, 64561864, 129123728]

約数ペア:

[(1, 129123728), (2, 64561864), (4, 32280932), (8, 16140466), (16, 8070233), (853, 151376), (1706, 75688), (3412, 37844), (6824, 18922), (9461, 13648)]