142390465

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{773}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 206565120

約数和(自身を除く): 64174655

約数列:

[1, 5, 7, 19, 35, 95, 133, 277, 665, 773, 1385, 1939, 3865, 5263, 5411, 9695, 14687, 26315, 27055, 36841, 73435, 102809, 184205, 214121, 514045, 1070605, 1498847, 4068299, 7494235, 20341495, 28478093, 142390465]

約数ペア:

[(1, 142390465), (5, 28478093), (7, 20341495), (19, 7494235), (35, 4068299), (95, 1498847), (133, 1070605), (277, 514045), (665, 214121), (773, 184205), (1385, 102809), (1939, 73435), (3865, 36841), (5263, 27055), (5411, 26315), (9695, 14687)]