25525857

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 41582592

約数和(自身を除く): 16056735

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 563, 889, 1689, 2159, 2667, 3941, 6477, 9571, 11823, 15113, 28713, 45339, 66997, 71501, 200991, 214503, 500507, 1215517, 1501521, 3646551, 8508619, 25525857]

約数ペア:

[(1, 25525857), (3, 8508619), (7, 3646551), (17, 1501521), (21, 1215517), (51, 500507), (119, 214503), (127, 200991), (357, 71501), (381, 66997), (563, 45339), (889, 28713), (1689, 15113), (2159, 11823), (2667, 9571), (3941, 6477)]