31897143

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1811}}^1$

素因数の和:1939

約数の個数: 24

約数和(自身を含む): 48996480

約数和(自身を除く): 17099337

約数列:

[1, 3, 9, 19, 57, 103, 171, 309, 927, 1811, 1957, 5433, 5871, 16299, 17613, 34409, 103227, 186533, 309681, 559599, 1678797, 3544127, 10632381, 31897143]

約数ペア:

[(1, 31897143), (3, 10632381), (9, 3544127), (19, 1678797), (57, 559599), (103, 309681), (171, 186533), (309, 103227), (927, 34409), (1811, 17613), (1957, 16299), (5433, 5871)]