30905756

素因数分解:

$2^2\times 7^1\times {\mathrm{863}}^1\times {\mathrm{1279}}^1$

素因数の和:2153

約数の個数: 24

約数和(自身を含む): 61931520

約数和(自身を除く): 31025764

約数列:

[1, 2, 4, 7, 14, 28, 863, 1279, 1726, 2558, 3452, 5116, 6041, 8953, 12082, 17906, 24164, 35812, 1103777, 2207554, 4415108, 7726439, 15452878, 30905756]

約数ペア:

[(1, 30905756), (2, 15452878), (4, 7726439), (7, 4415108), (14, 2207554), (28, 1103777), (863, 35812), (1279, 24164), (1726, 17906), (2558, 12082), (3452, 8953), (5116, 6041)]