7420945

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1423}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 10252800

約数和(自身を除く): 2831855

約数列:

[1, 5, 7, 35, 149, 745, 1043, 1423, 5215, 7115, 9961, 49805, 212027, 1060135, 1484189, 7420945]

約数ペア:

[(1, 7420945), (5, 1484189), (7, 1060135), (35, 212027), (149, 49805), (745, 9961), (1043, 7115), (1423, 5215)]