12486945

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 20793600

約数和(自身を除く): 8306655

約数列:

[1, 3, 5, 15, 37, 111, 149, 151, 185, 447, 453, 555, 745, 755, 2235, 2265, 5513, 5587, 16539, 16761, 22499, 27565, 27935, 67497, 82695, 83805, 112495, 337485, 832463, 2497389, 4162315, 12486945]

約数ペア:

[(1, 12486945), (3, 4162315), (5, 2497389), (15, 832463), (37, 337485), (111, 112495), (149, 83805), (151, 82695), (185, 67497), (447, 27935), (453, 27565), (555, 22499), (745, 16761), (755, 16539), (2235, 5587), (2265, 5513)]