15185989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1531}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 18874240

約数和(自身を除く): 3688251

約数列:

[1, 7, 13, 91, 109, 763, 1417, 1531, 9919, 10717, 19903, 139321, 166879, 1168153, 2169427, 15185989]

約数ペア:

[(1, 15185989), (7, 2169427), (13, 1168153), (91, 166879), (109, 139321), (763, 19903), (1417, 10717), (1531, 9919)]