40394039

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 47220288

約数和(自身を除く): 6826249

約数列:

[1, 7, 73, 137, 511, 577, 959, 4039, 10001, 42121, 70007, 79049, 294847, 553343, 5770577, 40394039]

約数ペア:

[(1, 40394039), (7, 5770577), (73, 553343), (137, 294847), (511, 79049), (577, 70007), (959, 42121), (4039, 10001)]