69471088

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{31237}}^1$

素因数の和:31384

約数の個数: 20

約数和(自身を含む): 135572920

約数和(自身を除く): 66101832

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 31237, 62474, 124948, 249896, 499792, 4341943, 8683886, 17367772, 34735544, 69471088]

約数ペア:

[(1, 69471088), (2, 34735544), (4, 17367772), (8, 8683886), (16, 4341943), (139, 499792), (278, 249896), (556, 124948), (1112, 62474), (2224, 31237)]