76556745

素因数分解:

$3^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:887

約数の個数: 40

約数和(自身を含む): 137867400

約数和(自身を除く): 61310655

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 421, 449, 1263, 1347, 2105, 2245, 3789, 4041, 6315, 6735, 11367, 12123, 18945, 20205, 34101, 36369, 56835, 60615, 170505, 181845, 189029, 567087, 945145, 1701261, 2835435, 5103783, 8506305, 15311349, 25518915, 76556745]

約数ペア:

[(1, 76556745), (3, 25518915), (5, 15311349), (9, 8506305), (15, 5103783), (27, 2835435), (45, 1701261), (81, 945145), (135, 567087), (405, 189029), (421, 181845), (449, 170505), (1263, 60615), (1347, 56835), (2105, 36369), (2245, 34101), (3789, 20205), (4041, 18945), (6315, 12123), (6735, 11367)]