133156790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{78791}}^1$

素因数の和:78824

約数の個数: 24

約数和(自身を含む): 259540848

約数和(自身を除く): 126384058

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 78791, 157582, 393955, 787910, 1024283, 2048566, 5121415, 10242830, 13315679, 26631358, 66578395, 133156790]

約数ペア:

[(1, 133156790), (2, 66578395), (5, 26631358), (10, 13315679), (13, 10242830), (26, 5121415), (65, 2048566), (130, 1024283), (169, 787910), (338, 393955), (845, 157582), (1690, 78791)]