51921855

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26833}}^1$

素因数の和:26887

約数の個数: 24

約数和(自身を含む): 92094288

約数和(自身を除く): 40172433

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 26833, 80499, 134165, 241497, 402495, 1153819, 1207485, 3461457, 5769095, 10384371, 17307285, 51921855]

約数ペア:

[(1, 51921855), (3, 17307285), (5, 10384371), (9, 5769095), (15, 3461457), (43, 1207485), (45, 1153819), (129, 402495), (215, 241497), (387, 134165), (645, 80499), (1935, 26833)]