129786722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 214389504

約数和(自身を除く): 84602782

約数列:

[1, 2, 13, 26, 71, 142, 167, 334, 421, 842, 923, 1846, 2171, 4342, 5473, 10946, 11857, 23714, 29891, 59782, 70307, 140614, 154141, 308282, 388583, 777166, 913991, 1827982, 4991797, 9983594, 64893361, 129786722]

約数ペア:

[(1, 129786722), (2, 64893361), (13, 9983594), (26, 4991797), (71, 1827982), (142, 913991), (167, 777166), (334, 388583), (421, 308282), (842, 154141), (923, 140614), (1846, 70307), (2171, 59782), (4342, 29891), (5473, 23714), (10946, 11857)]