81438035

素因数分解:

$5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{5689}}^1$

素因数の和:6110

約数の個数: 16

約数和(自身を含む): 111979200

約数和(自身を除く): 30541165

約数列:

[1, 5, 7, 35, 409, 2045, 2863, 5689, 14315, 28445, 39823, 199115, 2326801, 11634005, 16287607, 81438035]

約数ペア:

[(1, 81438035), (5, 16287607), (7, 11634005), (35, 2326801), (409, 199115), (2045, 39823), (2863, 28445), (5689, 14315)]