142760961

素因数分解:

$3^4\times 7^2\times {\mathrm{35969}}^1$

素因数の和:35995

約数の個数: 30

約数和(自身を含む): 248085090

約数和(自身を除く): 105324129

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 35969, 107907, 251783, 323721, 755349, 971163, 1762481, 2266047, 2913489, 5287443, 6798141, 15862329, 20394423, 47586987, 142760961]

約数ペア:

[(1, 142760961), (3, 47586987), (7, 20394423), (9, 15862329), (21, 6798141), (27, 5287443), (49, 2913489), (63, 2266047), (81, 1762481), (147, 971163), (189, 755349), (441, 323721), (567, 251783), (1323, 107907), (3969, 35969)]