31159154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 52824576

約数和(自身を除く): 21665422

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 403, 577, 806, 871, 1154, 1742, 2077, 4154, 7501, 15002, 17887, 27001, 35774, 38659, 54002, 77318, 232531, 465062, 502567, 1005134, 1198429, 2396858, 15579577, 31159154]

約数ペア:

[(1, 31159154), (2, 15579577), (13, 2396858), (26, 1198429), (31, 1005134), (62, 502567), (67, 465062), (134, 232531), (403, 77318), (577, 54002), (806, 38659), (871, 35774), (1154, 27001), (1742, 17887), (2077, 15002), (4154, 7501)]