25840893

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 40015360

約数和(自身を除く): 14174467

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 741, 811, 817, 1677, 2433, 2451, 10543, 10621, 15409, 31629, 31863, 34873, 46227, 104619, 200317, 453349, 600951, 662587, 1360047, 1987761, 8613631, 25840893]

約数ペア:

[(1, 25840893), (3, 8613631), (13, 1987761), (19, 1360047), (39, 662587), (43, 600951), (57, 453349), (129, 200317), (247, 104619), (559, 46227), (741, 34873), (811, 31863), (817, 31629), (1677, 15409), (2433, 10621), (2451, 10543)]