81595881

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{983}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 123417216

約数和(自身を除く): 41821335

約数列:

[1, 3, 9, 23, 69, 207, 401, 983, 1203, 2949, 3609, 8847, 9223, 22609, 27669, 67827, 83007, 203481, 394183, 1182549, 3547647, 9066209, 27198627, 81595881]

約数ペア:

[(1, 81595881), (3, 27198627), (9, 9066209), (23, 3547647), (69, 1182549), (207, 394183), (401, 203481), (983, 83007), (1203, 67827), (2949, 27669), (3609, 22609), (8847, 9223)]