1988745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 3680640

約数和(自身を除く): 1691895

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 709, 935, 2127, 2805, 3545, 7799, 10635, 12053, 23397, 36159, 38995, 60265, 116985, 132583, 180795, 397749, 662915, 1988745]

約数ペア:

[(1, 1988745), (3, 662915), (5, 397749), (11, 180795), (15, 132583), (17, 116985), (33, 60265), (51, 38995), (55, 36159), (85, 23397), (165, 12053), (187, 10635), (255, 7799), (561, 3545), (709, 2805), (935, 2127)]