30887913

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7621}}^1$

素因数の和:7824

約数の個数: 16

約数和(自身を含む): 47317376

約数和(自身を除く): 16429463

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 7621, 22863, 53347, 160041, 1470853, 4412559, 10295971, 30887913]

約数ペア:

[(1, 30887913), (3, 10295971), (7, 4412559), (21, 1470853), (193, 160041), (579, 53347), (1351, 22863), (4053, 7621)]