25378485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4157}}^1$

素因数の和:4213

約数の個数: 32

約数和(自身を含む): 45505152

約数和(自身を除く): 20126667

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 4157, 6105, 12471, 20785, 45727, 62355, 137181, 153809, 228635, 461427, 685905, 769045, 1691899, 2307135, 5075697, 8459495, 25378485]

約数ペア:

[(1, 25378485), (3, 8459495), (5, 5075697), (11, 2307135), (15, 1691899), (33, 769045), (37, 685905), (55, 461427), (111, 228635), (165, 153809), (185, 137181), (407, 62355), (555, 45727), (1221, 20785), (2035, 12471), (4157, 6105)]