68807193

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2447}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 114057216

約数和(自身を除く): 45250023

約数列:

[1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 721, 1339, 2163, 2447, 4017, 7341, 9373, 17129, 28119, 31811, 51387, 95433, 222677, 252041, 668031, 756123, 1764287, 3276533, 5292861, 9829599, 22935731, 68807193]

約数ペア:

[(1, 68807193), (3, 22935731), (7, 9829599), (13, 5292861), (21, 3276533), (39, 1764287), (91, 756123), (103, 668031), (273, 252041), (309, 222677), (721, 95433), (1339, 51387), (2163, 31811), (2447, 28119), (4017, 17129), (7341, 9373)]