72828639

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{69163}}^1$

素因数の和:69188

約数の個数: 20

約数和(自身を含む): 117163816

約数和(自身を除く): 44335177

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 69163, 207489, 622467, 899119, 1867401, 2697357, 5602203, 8092071, 24276213, 72828639]

約数ペア:

[(1, 72828639), (3, 24276213), (9, 8092071), (13, 5602203), (27, 2697357), (39, 1867401), (81, 899119), (117, 622467), (351, 207489), (1053, 69163)]