74399905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{6389}}^1$

素因数の和:6548

約数の個数: 16

約数和(自身を含む): 95236560

約数和(自身を除く): 20836655

約数列:

[1, 5, 17, 85, 137, 685, 2329, 6389, 11645, 31945, 108613, 543065, 875293, 4376465, 14879981, 74399905]

約数ペア:

[(1, 74399905), (5, 14879981), (17, 4376465), (85, 875293), (137, 543065), (685, 108613), (2329, 31945), (6389, 11645)]