7668843

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4013}}^1$

素因数の和:4043

約数の個数: 24

約数和(自身を含む): 12812688

約数和(自身を除く): 5143845

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 4013, 12039, 28091, 52169, 84273, 156507, 196637, 365183, 589911, 1095549, 2556281, 7668843]

約数ペア:

[(1, 7668843), (3, 2556281), (7, 1095549), (13, 589911), (21, 365183), (39, 196637), (49, 156507), (91, 84273), (147, 52169), (273, 28091), (637, 12039), (1911, 4013)]