12806045

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 18382848

約数和(自身を除く): 5576803

約数列:

[1, 5, 7, 35, 43, 67, 127, 215, 301, 335, 469, 635, 889, 1505, 2345, 2881, 4445, 5461, 8509, 14405, 20167, 27305, 38227, 42545, 59563, 100835, 191135, 297815, 365887, 1829435, 2561209, 12806045]

約数ペア:

[(1, 12806045), (5, 2561209), (7, 1829435), (35, 365887), (43, 297815), (67, 191135), (127, 100835), (215, 59563), (301, 42545), (335, 38227), (469, 27305), (635, 20167), (889, 14405), (1505, 8509), (2345, 5461), (2881, 4445)]