117281813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2308

約数の個数: 16

約数和(自身を含む): 135224640

約数和(自身を除く): 17942827

約数列:

[1, 11, 19, 209, 281, 1997, 3091, 5339, 21967, 37943, 58729, 417373, 561157, 6172727, 10661983, 117281813]

約数ペア:

[(1, 117281813), (11, 10661983), (19, 6172727), (209, 561157), (281, 417373), (1997, 58729), (3091, 37943), (5339, 21967)]