72499763

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1811}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 90889920

約数和(自身を除く): 18390157

約数列:

[1, 7, 19, 43, 49, 133, 301, 817, 931, 1811, 2107, 5719, 12677, 34409, 40033, 77873, 88739, 240863, 545111, 1479587, 1686041, 3815777, 10357109, 72499763]

約数ペア:

[(1, 72499763), (7, 10357109), (19, 3815777), (43, 1686041), (49, 1479587), (133, 545111), (301, 240863), (817, 88739), (931, 77873), (1811, 40033), (2107, 34409), (5719, 12677)]