2180804547

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{2731}}^1$

素因数の和:2991

約数の個数: 32

約数和(自身を含む): 3096907776

約数和(自身を除く): 916103229

約数列:

[1, 3, 23, 69, 71, 163, 213, 489, 1633, 2731, 3749, 4899, 8193, 11247, 11573, 34719, 62813, 188439, 193901, 266179, 445153, 581703, 798537, 1335459, 4459723, 10238519, 13379169, 30715557, 31605863, 94817589, 726934849, 2180804547]

約数ペア:

[(1, 2180804547), (3, 726934849), (23, 94817589), (69, 31605863), (71, 30715557), (163, 13379169), (213, 10238519), (489, 4459723), (1633, 1335459), (2731, 798537), (3749, 581703), (4899, 445153), (8193, 266179), (11247, 193901), (11573, 188439), (34719, 62813)]