131389655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{3449}}^1$

素因数の和:3874

約数の個数: 16

約数和(自身を含む): 166428000

約数和(自身を除く): 35038345

約数列:

[1, 5, 19, 95, 401, 2005, 3449, 7619, 17245, 38095, 65531, 327655, 1383049, 6915245, 26277931, 131389655]

約数ペア:

[(1, 131389655), (5, 26277931), (19, 6915245), (95, 1383049), (401, 327655), (2005, 65531), (3449, 38095), (7619, 17245)]