399354

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:765

約数の個数: 16

約数和(自身を含む): 807840

約数和(自身を除く): 408486

約数列:

[1, 2, 3, 6, 101, 202, 303, 606, 659, 1318, 1977, 3954, 66559, 133118, 199677, 399354]

約数ペア:

[(1, 399354), (2, 199677), (3, 133118), (6, 66559), (101, 3954), (202, 1977), (303, 1318), (606, 659)]