77781285

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 141732864

約数和(自身を除く): 63951579

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 223, 337, 345, 669, 1011, 1035, 1115, 1685, 2007, 3033, 3345, 5055, 5129, 7751, 10035, 15165, 15387, 23253, 25645, 38755, 46161, 69759, 75151, 76935, 116265, 225453, 230805, 348795, 375755, 676359, 1127265, 1728473, 3381795, 5185419, 8642365, 15556257, 25927095, 77781285]

約数ペア:

[(1, 77781285), (3, 25927095), (5, 15556257), (9, 8642365), (15, 5185419), (23, 3381795), (45, 1728473), (69, 1127265), (115, 676359), (207, 375755), (223, 348795), (337, 230805), (345, 225453), (669, 116265), (1011, 76935), (1035, 75151), (1115, 69759), (1685, 46161), (2007, 38755), (3033, 25645), (3345, 23253), (5055, 15387), (5129, 15165), (7751, 10035)]