15286895

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 20203200

約数和(自身を除く): 4916305

約数列:

[1, 5, 13, 65, 79, 169, 229, 395, 845, 1027, 1145, 2977, 5135, 13351, 14885, 18091, 38701, 66755, 90455, 193505, 235183, 1175915, 3057379, 15286895]

約数ペア:

[(1, 15286895), (5, 3057379), (13, 1175915), (65, 235183), (79, 193505), (169, 90455), (229, 66755), (395, 38701), (845, 18091), (1027, 14885), (1145, 13351), (2977, 5135)]