27859855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 9395825

約数列:

[1, 5, 17, 31, 85, 97, 109, 155, 485, 527, 545, 1649, 1853, 2635, 3007, 3379, 8245, 9265, 10573, 15035, 16895, 51119, 52865, 57443, 179741, 255595, 287215, 327763, 898705, 1638815, 5571971, 27859855]

約数ペア:

[(1, 27859855), (5, 5571971), (17, 1638815), (31, 898705), (85, 327763), (97, 287215), (109, 255595), (155, 179741), (485, 57443), (527, 52865), (545, 51119), (1649, 16895), (1853, 15035), (2635, 10573), (3007, 9265), (3379, 8245)]