6820465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 8570880

約数和(自身を除く): 1750415

約数列:

[1, 5, 31, 79, 155, 395, 557, 2449, 2785, 12245, 17267, 44003, 86335, 220015, 1364093, 6820465]

約数ペア:

[(1, 6820465), (5, 1364093), (31, 220015), (79, 86335), (155, 44003), (395, 17267), (557, 12245), (2449, 2785)]