28778835491

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1\times {\mathrm{163841}}^1$

素因数の和:164962

約数の個数: 16

約数和(自身を含む): 34351769088

約数和(自身を除く): 5572933597

約数列:

[1, 7, 23, 161, 1091, 7637, 25093, 163841, 175651, 1146887, 3768343, 26378401, 178750531, 1251253717, 4111262213, 28778835491]

約数ペア:

[(1, 28778835491), (7, 4111262213), (23, 1251253717), (161, 178750531), (1091, 26378401), (7637, 3768343), (25093, 1146887), (163841, 175651)]