12508749

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 20734560

約数和(自身を除く): 8225811

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 101, 139, 297, 303, 417, 891, 909, 1111, 1251, 1529, 2727, 3333, 3753, 4587, 8181, 9999, 11259, 13761, 14039, 29997, 41283, 42117, 89991, 123849, 126351, 154429, 379053, 463287, 1137159, 1389861, 4169583, 12508749]

約数ペア:

[(1, 12508749), (3, 4169583), (9, 1389861), (11, 1137159), (27, 463287), (33, 379053), (81, 154429), (99, 126351), (101, 123849), (139, 89991), (297, 42117), (303, 41283), (417, 29997), (891, 14039), (909, 13761), (1111, 11259), (1251, 9999), (1529, 8181), (2727, 4587), (3333, 3753)]