71690642

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1\times {\mathrm{643}}^1$

素因数の和:1273

約数の個数: 16

約数和(自身を含む): 108918432

約数和(自身を除く): 37227790

約数列:

[1, 2, 107, 214, 521, 643, 1042, 1286, 55747, 68801, 111494, 137602, 335003, 670006, 35845321, 71690642]

約数ペア:

[(1, 71690642), (2, 35845321), (107, 670006), (214, 335003), (521, 137602), (643, 111494), (1042, 68801), (1286, 55747)]