61690239

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{40559}}^1$

素因数の和:40591

約数の個数: 18

約数和(自身を含む): 96492240

約数和(自身を除く): 34802001

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 40559, 121677, 365031, 527267, 1581801, 4745403, 6854471, 20563413, 61690239]

約数ペア:

[(1, 61690239), (3, 20563413), (9, 6854471), (13, 4745403), (39, 1581801), (117, 527267), (169, 365031), (507, 121677), (1521, 40559)]