6404135

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 8048640

約数和(自身を除く): 1644505

約数列:

[1, 5, 31, 79, 155, 395, 523, 2449, 2615, 12245, 16213, 41317, 81065, 206585, 1280827, 6404135]

約数ペア:

[(1, 6404135), (5, 1280827), (31, 206585), (79, 81065), (155, 41317), (395, 16213), (523, 12245), (2449, 2615)]