68319797

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 87639552

約数和(自身を除く): 19319755

約数列:

[1, 7, 13, 37, 91, 103, 197, 259, 481, 721, 1339, 1379, 2561, 3367, 3811, 7289, 9373, 17927, 20291, 26677, 49543, 51023, 94757, 142037, 263783, 346801, 663299, 750767, 1846481, 5255369, 9759971, 68319797]

約数ペア:

[(1, 68319797), (7, 9759971), (13, 5255369), (37, 1846481), (91, 750767), (103, 663299), (197, 346801), (259, 263783), (481, 142037), (721, 94757), (1339, 51023), (1379, 49543), (2561, 26677), (3367, 20291), (3811, 17927), (7289, 9373)]