72705269

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{367}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 91623168

約数和(自身を除く): 18917899

約数列:

[1, 7, 13, 49, 91, 311, 367, 637, 2177, 2569, 4043, 4771, 15239, 17983, 28301, 33397, 114137, 198107, 233779, 798959, 1483781, 5592713, 10386467, 72705269]

約数ペア:

[(1, 72705269), (7, 10386467), (13, 5592713), (49, 1483781), (91, 798959), (311, 233779), (367, 198107), (637, 114137), (2177, 33397), (2569, 28301), (4043, 17983), (4771, 15239)]