25964967

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 42204672

約数和(自身を除く): 16239705

約数列:

[1, 3, 7, 17, 21, 51, 119, 257, 283, 357, 771, 849, 1799, 1981, 4369, 4811, 5397, 5943, 13107, 14433, 30583, 33677, 72731, 91749, 101031, 218193, 509117, 1236427, 1527351, 3709281, 8654989, 25964967]

約数ペア:

[(1, 25964967), (3, 8654989), (7, 3709281), (17, 1527351), (21, 1236427), (51, 509117), (119, 218193), (257, 101031), (283, 91749), (357, 72731), (771, 33677), (849, 30583), (1799, 14433), (1981, 13107), (4369, 5943), (4811, 5397)]