25217379

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 15839901

約数列:

[1, 3, 9, 11, 27, 33, 99, 197, 297, 431, 591, 1293, 1773, 2167, 3879, 4741, 5319, 6501, 11637, 14223, 19503, 42669, 58509, 84907, 128007, 254721, 764163, 933977, 2292489, 2801931, 8405793, 25217379]

約数ペア:

[(1, 25217379), (3, 8405793), (9, 2801931), (11, 2292489), (27, 933977), (33, 764163), (99, 254721), (197, 128007), (297, 84907), (431, 58509), (591, 42669), (1293, 19503), (1773, 14223), (2167, 11637), (3879, 6501), (4741, 5319)]