68270279

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5507}}^1$

素因数の和:5555

約数の個数: 24

約数和(自身を含む): 90419328

約数和(自身を除く): 22149049

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 5507, 12397, 38549, 60577, 126661, 269843, 424039, 886627, 1393271, 2968273, 6206389, 9752897, 68270279]

約数ペア:

[(1, 68270279), (7, 9752897), (11, 6206389), (23, 2968273), (49, 1393271), (77, 886627), (161, 424039), (253, 269843), (539, 126661), (1127, 60577), (1771, 38549), (5507, 12397)]