25797891

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 42024960

約数和(自身を除く): 16227069

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 569, 889, 1707, 2159, 2667, 3983, 6477, 9673, 11949, 15113, 29019, 45339, 67711, 72263, 203133, 216789, 505841, 1228471, 1517523, 3685413, 8599297, 25797891]

約数ペア:

[(1, 25797891), (3, 8599297), (7, 3685413), (17, 1517523), (21, 1228471), (51, 505841), (119, 216789), (127, 203133), (357, 72263), (381, 67711), (569, 45339), (889, 29019), (1707, 15113), (2159, 11949), (2667, 9673), (3983, 6477)]