15391987

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 17684352

約数和(自身を除く): 2292365

約数列:

[1, 13, 17, 221, 257, 271, 3341, 3523, 4369, 4607, 56797, 59891, 69647, 905411, 1183999, 15391987]

約数ペア:

[(1, 15391987), (13, 1183999), (17, 905411), (221, 69647), (257, 59891), (271, 56797), (3341, 4607), (3523, 4369)]