1955205

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2069}}^1$

素因数の和:2090

約数の個数: 32

約数和(自身を含む): 3974400

約数和(自身を除く): 2019195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2069, 6207, 10345, 14483, 18621, 31035, 43449, 55863, 72415, 93105, 130347, 217245, 279315, 391041, 651735, 1955205]

約数ペア:

[(1, 1955205), (3, 651735), (5, 391041), (7, 279315), (9, 217245), (15, 130347), (21, 93105), (27, 72415), (35, 55863), (45, 43449), (63, 31035), (105, 18621), (135, 14483), (189, 10345), (315, 6207), (945, 2069)]