129625336

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{61609}}^1$

素因数の和:61878

約数の個数: 16

約数和(自身を含む): 243975600

約数和(自身を除く): 114350264

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 61609, 123218, 246436, 492872, 16203167, 32406334, 64812668, 129625336]

約数ペア:

[(1, 129625336), (2, 64812668), (4, 32406334), (8, 16203167), (263, 492872), (526, 246436), (1052, 123218), (2104, 61609)]