25042969

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 31536960

約数和(自身を除く): 6493991

約数列:

[1, 7, 19, 37, 49, 133, 259, 703, 727, 931, 1813, 4921, 5089, 13813, 26899, 34447, 35623, 96691, 188293, 511081, 676837, 1318051, 3577567, 25042969]

約数ペア:

[(1, 25042969), (7, 3577567), (19, 1318051), (37, 676837), (49, 511081), (133, 188293), (259, 96691), (703, 35623), (727, 34447), (931, 26899), (1813, 13813), (4921, 5089)]