1386405724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31509221}}^1$

素因数の和:31509236

約数の個数: 12

約数和(自身を含む): 2646774648

約数和(自身を除く): 1260368924

約数列:

[1, 2, 4, 11, 22, 44, 31509221, 63018442, 126036884, 346601431, 693202862, 1386405724]

約数ペア:

[(1, 1386405724), (2, 693202862), (4, 346601431), (11, 126036884), (22, 63018442), (44, 31509221)]