28871433

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{313}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 43122248

約数和(自身を除く): 14250815

約数列:

[1, 3, 9, 37, 111, 277, 313, 333, 831, 939, 2493, 2817, 10249, 11581, 30747, 34743, 86701, 92241, 104229, 260103, 780309, 3207937, 9623811, 28871433]

約数ペア:

[(1, 28871433), (3, 9623811), (9, 3207937), (37, 780309), (111, 260103), (277, 104229), (313, 92241), (333, 86701), (831, 34743), (939, 30747), (2493, 11581), (2817, 10249)]