31931326

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{28871}}^1$

素因数の和:28959

約数の個数: 16

約数和(自身を含む): 55434240

約数和(自身を除く): 23502914

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 28871, 57742, 202097, 404194, 2280809, 4561618, 15965663, 31931326]

約数ペア:

[(1, 31931326), (2, 15965663), (7, 4561618), (14, 2280809), (79, 404194), (158, 202097), (553, 57742), (1106, 28871)]