31278884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{85931}}^1$

素因数の和:85955

約数の個数: 24

約数和(自身を含む): 67370688

約数和(自身を除く): 36091804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 85931, 171862, 343724, 601517, 1117103, 1203034, 2234206, 2406068, 4468412, 7819721, 15639442, 31278884]

約数ペア:

[(1, 31278884), (2, 15639442), (4, 7819721), (7, 4468412), (13, 2406068), (14, 2234206), (26, 1203034), (28, 1117103), (52, 601517), (91, 343724), (182, 171862), (364, 85931)]