28899693

素因数分解:

$3^3\times {\mathrm{691}}^1\times {\mathrm{1549}}^1$

素因数の和:2249

約数の個数: 16

約数和(自身を含む): 42904000

約数和(自身を除く): 14004307

約数列:

[1, 3, 9, 27, 691, 1549, 2073, 4647, 6219, 13941, 18657, 41823, 1070359, 3211077, 9633231, 28899693]

約数ペア:

[(1, 28899693), (3, 9633231), (9, 3211077), (27, 1070359), (691, 41823), (1549, 18657), (2073, 13941), (4647, 6219)]