28744533

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{383}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 43130880

約数和(自身を除く): 14386347

約数列:

[1, 3, 9, 31, 93, 269, 279, 383, 807, 1149, 2421, 3447, 8339, 11873, 25017, 35619, 75051, 103027, 106857, 309081, 927243, 3193837, 9581511, 28744533]

約数ペア:

[(1, 28744533), (3, 9581511), (9, 3193837), (31, 927243), (93, 309081), (269, 106857), (279, 103027), (383, 75051), (807, 35619), (1149, 25017), (2421, 11873), (3447, 8339)]