13089285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 25579008

約数和(自身を除く): 12489723

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 853, 1023, 1395, 1705, 2559, 3069, 4265, 5115, 7677, 9383, 12795, 15345, 26443, 28149, 38385, 46915, 79329, 84447, 132215, 140745, 237987, 290873, 396645, 422235, 872619, 1189935, 1454365, 2617857, 4363095, 13089285]

約数ペア:

[(1, 13089285), (3, 4363095), (5, 2617857), (9, 1454365), (11, 1189935), (15, 872619), (31, 422235), (33, 396645), (45, 290873), (55, 237987), (93, 140745), (99, 132215), (155, 84447), (165, 79329), (279, 46915), (341, 38385), (465, 28149), (495, 26443), (853, 15345), (1023, 12795), (1395, 9383), (1705, 7677), (2559, 5115), (3069, 4265)]