31800405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23297}}^1$

素因数の和:23325

約数の個数: 32

約数和(自身を含む): 62625024

約数和(自身を除く): 30824619

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 23297, 69891, 116485, 163079, 302861, 349455, 489237, 815395, 908583, 1514305, 2120027, 2446185, 4542915, 6360081, 10600135, 31800405]

約数ペア:

[(1, 31800405), (3, 10600135), (5, 6360081), (7, 4542915), (13, 2446185), (15, 2120027), (21, 1514305), (35, 908583), (39, 815395), (65, 489237), (91, 349455), (105, 302861), (195, 163079), (273, 116485), (455, 69891), (1365, 23297)]