12705615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 24399648

約数和(自身を除く): 11694033

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 587, 1443, 1665, 1761, 2405, 2935, 4329, 5283, 7215, 7631, 8805, 21645, 21719, 22893, 26415, 38155, 65157, 68679, 108595, 114465, 195471, 282347, 325785, 343395, 847041, 977355, 1411735, 2541123, 4235205, 12705615]

約数ペア:

[(1, 12705615), (3, 4235205), (5, 2541123), (9, 1411735), (13, 977355), (15, 847041), (37, 343395), (39, 325785), (45, 282347), (65, 195471), (111, 114465), (117, 108595), (185, 68679), (195, 65157), (333, 38155), (481, 26415), (555, 22893), (585, 21719), (587, 21645), (1443, 8805), (1665, 7631), (1761, 7215), (2405, 5283), (2935, 4329)]