28609815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6379}}^1$

素因数の和:6423

約数の個数: 32

約数和(自身を含む): 51448320

約数和(自身を除く): 22838505

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 6379, 19137, 31895, 82927, 95685, 146717, 248781, 414635, 440151, 733585, 1243905, 1907321, 2200755, 5721963, 9536605, 28609815]

約数ペア:

[(1, 28609815), (3, 9536605), (5, 5721963), (13, 2200755), (15, 1907321), (23, 1243905), (39, 733585), (65, 440151), (69, 414635), (115, 248781), (195, 146717), (299, 95685), (345, 82927), (897, 31895), (1495, 19137), (4485, 6379)]