402900927

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21841}}^1$

素因数の和:21911

約数の個数: 32

約数和(自身を含む): 645824256

約数和(自身を除く): 242923329

約数列:

[1, 3, 11, 13, 33, 39, 43, 129, 143, 429, 473, 559, 1419, 1677, 6149, 18447, 21841, 65523, 240251, 283933, 720753, 851799, 939163, 2817489, 3123263, 9369789, 10330793, 12209119, 30992379, 36627357, 134300309, 402900927]

約数ペア:

[(1, 402900927), (3, 134300309), (11, 36627357), (13, 30992379), (33, 12209119), (39, 10330793), (43, 9369789), (129, 3123263), (143, 2817489), (429, 939163), (473, 851799), (559, 720753), (1419, 283933), (1677, 240251), (6149, 65523), (18447, 21841)]