12918285

素因数分解:

$3^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:375

約数の個数: 40

約数和(自身を含む): 23417856

約数和(自身を除く): 10499571

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 167, 191, 405, 501, 573, 835, 955, 1503, 1719, 2505, 2865, 4509, 5157, 7515, 8595, 13527, 15471, 22545, 25785, 31897, 67635, 77355, 95691, 159485, 287073, 478455, 861219, 1435365, 2583657, 4306095, 12918285]

約数ペア:

[(1, 12918285), (3, 4306095), (5, 2583657), (9, 1435365), (15, 861219), (27, 478455), (45, 287073), (81, 159485), (135, 95691), (167, 77355), (191, 67635), (405, 31897), (501, 25785), (573, 22545), (835, 15471), (955, 13527), (1503, 8595), (1719, 7515), (2505, 5157), (2865, 4509)]