560805

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{109}}^1$

素因数の和:138

約数の個数: 32

約数和(自身を含む): 1056000

約数和(自身を除く): 495195

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 245, 327, 343, 545, 735, 763, 1029, 1635, 1715, 2289, 3815, 5145, 5341, 11445, 16023, 26705, 37387, 80115, 112161, 186935, 560805]

約数ペア:

[(1, 560805), (3, 186935), (5, 112161), (7, 80115), (15, 37387), (21, 26705), (35, 16023), (49, 11445), (105, 5341), (109, 5145), (147, 3815), (245, 2289), (327, 1715), (343, 1635), (545, 1029), (735, 763)]