15661009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1523}}^1$

素因数の和:1656

約数の個数: 16

約数和(自身を含む): 19458432

約数和(自身を除く): 3797423

約数列:

[1, 7, 13, 91, 113, 791, 1469, 1523, 10283, 10661, 19799, 138593, 172099, 1204693, 2237287, 15661009]

約数ペア:

[(1, 15661009), (7, 2237287), (13, 1204693), (91, 172099), (113, 138593), (791, 19799), (1469, 10661), (1523, 10283)]