289372239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{4729}}^1$

素因数の和:5271

約数の個数: 24

約数和(自身を含む): 451090640

約数和(自身を除く): 161718401

約数列:

[1, 3, 9, 13, 39, 117, 523, 1569, 4707, 4729, 6799, 14187, 20397, 42561, 61191, 61477, 184431, 553293, 2473267, 7419801, 22259403, 32152471, 96457413, 289372239]

約数ペア:

[(1, 289372239), (3, 96457413), (9, 32152471), (13, 22259403), (39, 7419801), (117, 2473267), (523, 553293), (1569, 184431), (4707, 61477), (4729, 61191), (6799, 42561), (14187, 20397)]