156956205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20477}}^1$

素因数の和:20565

約数の個数: 32

約数和(自身を含む): 290951424

約数和(自身を除く): 133995219

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 7665, 20477, 61431, 102385, 143339, 307155, 430017, 716695, 1494821, 2150085, 4484463, 7474105, 10463747, 22422315, 31391241, 52318735, 156956205]

約数ペア:

[(1, 156956205), (3, 52318735), (5, 31391241), (7, 22422315), (15, 10463747), (21, 7474105), (35, 4484463), (73, 2150085), (105, 1494821), (219, 716695), (365, 430017), (511, 307155), (1095, 143339), (1533, 102385), (2555, 61431), (7665, 20477)]