12912691372

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{489043}}^1$

素因数の和:489118

約数の個数: 48

約数和(自身を含む): 27605555712

約数和(自身を除く): 14692864340

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 82, 92, 161, 164, 287, 322, 574, 644, 943, 1148, 1886, 3772, 6601, 13202, 26404, 489043, 978086, 1956172, 3423301, 6846602, 11247989, 13693204, 20050763, 22495978, 40101526, 44991956, 78735923, 80203052, 140355341, 157471846, 280710682, 314943692, 461167549, 561421364, 922335098, 1844670196, 3228172843, 6456345686, 12912691372]

約数ペア:

[(1, 12912691372), (2, 6456345686), (4, 3228172843), (7, 1844670196), (14, 922335098), (23, 561421364), (28, 461167549), (41, 314943692), (46, 280710682), (82, 157471846), (92, 140355341), (161, 80203052), (164, 78735923), (287, 44991956), (322, 40101526), (574, 22495978), (644, 20050763), (943, 13693204), (1148, 11247989), (1886, 6846602), (3772, 3423301), (6601, 1956172), (13202, 978086), (26404, 489043)]