31279839

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4159}}^1$

素因数の和:4294

約数の個数: 16

約数和(自身を含む): 43929600

約数和(自身を除く): 12649761

約数列:

[1, 3, 23, 69, 109, 327, 2507, 4159, 7521, 12477, 95657, 286971, 453331, 1359993, 10426613, 31279839]

約数ペア:

[(1, 31279839), (3, 10426613), (23, 1359993), (69, 453331), (109, 286971), (327, 95657), (2507, 12477), (4159, 7521)]