28641489

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{1171}}^1$

素因数の和:1468

約数の個数: 16

約数和(自身を含む): 39604224

約数和(自身を除く): 10962735

約数列:

[1, 3, 31, 93, 263, 789, 1171, 3513, 8153, 24459, 36301, 108903, 307973, 923919, 9547163, 28641489]

約数ペア:

[(1, 28641489), (3, 9547163), (31, 923919), (93, 307973), (263, 108903), (789, 36301), (1171, 24459), (3513, 8153)]