15523731

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{4457}}^1$

素因数の和:4512

約数の個数: 20

約数和(自身を含む): 23734392

約数和(自身を除く): 8210661

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 4457, 13371, 40113, 120339, 191651, 361017, 574953, 1724859, 5174577, 15523731]

約数ペア:

[(1, 15523731), (3, 5174577), (9, 1724859), (27, 574953), (43, 361017), (81, 191651), (129, 120339), (387, 40113), (1161, 13371), (3483, 4457)]