25447023

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3076

約数の個数: 36

約数和(自身を含む): 45023160

約数和(自身を除く): 19576137

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 3037, 8379, 9111, 21259, 27333, 57703, 63777, 148813, 173109, 191331, 403921, 446439, 519327, 1211763, 1339317, 2827447, 3635289, 8482341, 25447023]

約数ペア:

[(1, 25447023), (3, 8482341), (7, 3635289), (9, 2827447), (19, 1339317), (21, 1211763), (49, 519327), (57, 446439), (63, 403921), (133, 191331), (147, 173109), (171, 148813), (399, 63777), (441, 57703), (931, 27333), (1197, 21259), (2793, 9111), (3037, 8379)]