68918193

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 101312640

約数和(自身を除く): 32394447

約数列:

[1, 3, 9, 109, 163, 327, 431, 489, 981, 1293, 1467, 3879, 17767, 46979, 53301, 70253, 140937, 159903, 210759, 422811, 632277, 7657577, 22972731, 68918193]

約数ペア:

[(1, 68918193), (3, 22972731), (9, 7657577), (109, 632277), (163, 422811), (327, 210759), (431, 159903), (489, 140937), (981, 70253), (1293, 53301), (1467, 46979), (3879, 17767)]