201009915

素因数分解:

$3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{11483}}^1$

素因数の和:11883

約数の個数: 24

約数和(自身を含む): 349343280

約数和(自身を除く): 148333365

約数列:

[1, 3, 5, 9, 15, 45, 389, 1167, 1945, 3501, 5835, 11483, 17505, 34449, 57415, 103347, 172245, 516735, 4466887, 13400661, 22334435, 40201983, 67003305, 201009915]

約数ペア:

[(1, 201009915), (3, 67003305), (5, 40201983), (9, 22334435), (15, 13400661), (45, 4466887), (389, 516735), (1167, 172245), (1945, 103347), (3501, 57415), (5835, 34449), (11483, 17505)]