1640874951

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{49103}}^1$

素因数の和:49235

約数の個数: 24

約数和(自身を含む): 2451271680

約数和(自身を除く): 810396729

約数列:

[1, 3, 9, 47, 79, 141, 237, 423, 711, 3713, 11139, 33417, 49103, 147309, 441927, 2307841, 3879137, 6923523, 11637411, 20770569, 34912233, 182319439, 546958317, 1640874951]

約数ペア:

[(1, 1640874951), (3, 546958317), (9, 182319439), (47, 34912233), (79, 20770569), (141, 11637411), (237, 6923523), (423, 3879137), (711, 2307841), (3713, 441927), (11139, 147309), (33417, 49103)]