71380790578

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{31334851}}^1$

素因数の和:31334937

約数の個数: 16

約数和(自身を含む): 115061576544

約数和(自身を除く): 43680785966

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 31334851, 62669702, 532692467, 1065384934, 2099435017, 4198870034, 35690395289, 71380790578]

約数ペア:

[(1, 71380790578), (2, 35690395289), (17, 4198870034), (34, 2099435017), (67, 1065384934), (134, 532692467), (1139, 62669702), (2278, 31334851)]