12211295

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 15184800

約数和(自身を除く): 2973505

約数列:

[1, 5, 37, 149, 185, 443, 745, 2215, 5513, 16391, 27565, 66007, 81955, 330035, 2442259, 12211295]

約数ペア:

[(1, 12211295), (5, 2442259), (37, 330035), (149, 81955), (185, 66007), (443, 27565), (745, 16391), (2215, 5513)]