31398201

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 48353760

約数和(自身を除く): 16955559

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 1259, 1467, 2771, 3777, 8313, 11331, 21403, 24939, 64209, 192627, 205217, 615651, 1846953, 3488689, 10466067, 31398201]

約数ペア:

[(1, 31398201), (3, 10466067), (9, 3488689), (17, 1846953), (51, 615651), (153, 205217), (163, 192627), (489, 64209), (1259, 24939), (1467, 21403), (2771, 11331), (3777, 8313)]