31425681

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13729}}^1$

素因数の和:13848

約数の個数: 16

約数和(自身を含む): 48329600

約数和(自身を除く): 16903919

約数列:

[1, 3, 7, 21, 109, 327, 763, 2289, 13729, 41187, 96103, 288309, 1496461, 4489383, 10475227, 31425681]

約数ペア:

[(1, 31425681), (3, 10475227), (7, 4489383), (21, 1496461), (109, 288309), (327, 96103), (763, 41187), (2289, 13729)]