7869285

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:906

約数の個数: 32

約数和(自身を含む): 14204160

約数和(自身を除く): 6334875

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 821, 1065, 1917, 2463, 3195, 4105, 7389, 9585, 12315, 22167, 36945, 58291, 110835, 174873, 291455, 524619, 874365, 1573857, 2623095, 7869285]

約数ペア:

[(1, 7869285), (3, 2623095), (5, 1573857), (9, 874365), (15, 524619), (27, 291455), (45, 174873), (71, 110835), (135, 58291), (213, 36945), (355, 22167), (639, 12315), (821, 9585), (1065, 7389), (1917, 4105), (2463, 3195)]