409553755

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 555891840

約数和(自身を除く): 146338085

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 1621, 2197, 3887, 8105, 10985, 19435, 21073, 37283, 50531, 105365, 186415, 252655, 273949, 484679, 1369745, 2423395, 3561337, 6300827, 17806685, 31504135, 81910751, 409553755]

約数ペア:

[(1, 409553755), (5, 81910751), (13, 31504135), (23, 17806685), (65, 6300827), (115, 3561337), (169, 2423395), (299, 1369745), (845, 484679), (1495, 273949), (1621, 252655), (2197, 186415), (3887, 105365), (8105, 50531), (10985, 37283), (19435, 21073)]