131123745

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26251}}^1$

素因数の和:26302

約数の個数: 32

約数和(自身を含む): 239418240

約数和(自身を除く): 108294495

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 26251, 78753, 131255, 236259, 393765, 708777, 971287, 1181295, 2913861, 3543885, 4856435, 8741583, 14569305, 26224749, 43707915, 131123745]

約数ペア:

[(1, 131123745), (3, 43707915), (5, 26224749), (9, 14569305), (15, 8741583), (27, 4856435), (37, 3543885), (45, 2913861), (111, 1181295), (135, 971287), (185, 708777), (333, 393765), (555, 236259), (999, 131255), (1665, 78753), (4995, 26251)]