278813763

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{12211}}^1$

素因数の和:12319

約数の個数: 24

約数和(自身を含む): 419115840

約数和(自身を除く): 140302077

約数列:

[1, 3, 9, 43, 59, 129, 177, 387, 531, 2537, 7611, 12211, 22833, 36633, 109899, 525073, 720449, 1575219, 2161347, 4725657, 6484041, 30979307, 92937921, 278813763]

約数ペア:

[(1, 278813763), (3, 92937921), (9, 30979307), (43, 6484041), (59, 4725657), (129, 2161347), (177, 1575219), (387, 720449), (531, 525073), (2537, 109899), (7611, 36633), (12211, 22833)]