31307969

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 41029632

約数和(自身を除く): 9721663

約数列:

[1, 7, 11, 41, 47, 77, 211, 287, 329, 451, 517, 1477, 1927, 2321, 3157, 3619, 8651, 9917, 13489, 16247, 21197, 60557, 69419, 95161, 109087, 148379, 406597, 666127, 763609, 2846179, 4472567, 31307969]

約数ペア:

[(1, 31307969), (7, 4472567), (11, 2846179), (41, 763609), (47, 666127), (77, 406597), (211, 148379), (287, 109087), (329, 95161), (451, 69419), (517, 60557), (1477, 21197), (1927, 16247), (2321, 13489), (3157, 9917), (3619, 8651)]