12321555

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^2$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 20384112

約数和(自身を除く): 8062557

約数列:

[1, 3, 5, 15, 37, 111, 149, 185, 447, 555, 745, 2235, 5513, 16539, 22201, 27565, 66603, 82695, 111005, 333015, 821437, 2464311, 4107185, 12321555]

約数ペア:

[(1, 12321555), (3, 4107185), (5, 2464311), (15, 821437), (37, 333015), (111, 111005), (149, 82695), (185, 66603), (447, 27565), (555, 22201), (745, 16539), (2235, 5513)]