4727205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 9609600

約数和(自身を除く): 4882395

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 315, 349, 387, 645, 903, 1047, 1505, 1745, 1935, 2443, 2709, 3141, 4515, 5235, 7329, 12215, 13545, 15007, 15705, 21987, 36645, 45021, 75035, 105049, 109935, 135063, 225105, 315147, 525245, 675315, 945441, 1575735, 4727205]

約数ペア:

[(1, 4727205), (3, 1575735), (5, 945441), (7, 675315), (9, 525245), (15, 315147), (21, 225105), (35, 135063), (43, 109935), (45, 105049), (63, 75035), (105, 45021), (129, 36645), (215, 21987), (301, 15705), (315, 15007), (349, 13545), (387, 12215), (645, 7329), (903, 5235), (1047, 4515), (1505, 3141), (1745, 2709), (1935, 2443)]