39391389

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1033}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 60220160

約数和(自身を除く): 20828771

約数列:

[1, 3, 9, 19, 57, 171, 223, 669, 1033, 2007, 3099, 4237, 9297, 12711, 19627, 38133, 58881, 176643, 230359, 691077, 2073231, 4376821, 13130463, 39391389]

約数ペア:

[(1, 39391389), (3, 13130463), (9, 4376821), (19, 2073231), (57, 691077), (171, 230359), (223, 176643), (669, 58881), (1033, 38133), (2007, 19627), (3099, 12711), (4237, 9297)]