421431406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{517729}}^1$

素因数の和:517779

約数の個数: 16

約数和(自身を含む): 708254640

約数和(自身を除く): 286823234

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 517729, 1035458, 5695019, 11390038, 19155973, 38311946, 210715703, 421431406]

約数ペア:

[(1, 421431406), (2, 210715703), (11, 38311946), (22, 19155973), (37, 11390038), (74, 5695019), (407, 1035458), (814, 517729)]