25345791

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 40888320

約数和(自身を除く): 15542529

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 383, 387, 513, 817, 1149, 1161, 1539, 2451, 3447, 3483, 7277, 7353, 10341, 16469, 21831, 22059, 31023, 49407, 65493, 66177, 148221, 196479, 312911, 444663, 589437, 938733, 1333989, 2816199, 8448597, 25345791]

約数ペア:

[(1, 25345791), (3, 8448597), (9, 2816199), (19, 1333989), (27, 938733), (43, 589437), (57, 444663), (81, 312911), (129, 196479), (171, 148221), (383, 66177), (387, 65493), (513, 49407), (817, 31023), (1149, 22059), (1161, 21831), (1539, 16469), (2451, 10341), (3447, 7353), (3483, 7277)]