2013806979

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{757}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 3140666880

約数和(自身を除く): 1126859901

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 331, 423, 757, 893, 993, 2271, 2679, 2979, 6289, 6813, 8037, 14383, 15557, 18867, 35579, 43149, 46671, 56601, 106737, 129447, 140013, 250567, 295583, 320211, 676001, 751701, 886749, 2028003, 2255103, 2660247, 4760773, 6084009, 11776649, 14282319, 35329947, 42846957, 105989841, 223756331, 671268993, 2013806979]

約数ペア:

[(1, 2013806979), (3, 671268993), (9, 223756331), (19, 105989841), (47, 42846957), (57, 35329947), (141, 14282319), (171, 11776649), (331, 6084009), (423, 4760773), (757, 2660247), (893, 2255103), (993, 2028003), (2271, 886749), (2679, 751701), (2979, 676001), (6289, 320211), (6813, 295583), (8037, 250567), (14383, 140013), (15557, 129447), (18867, 106737), (35579, 56601), (43149, 46671)]