15672293721

素因数分解:

$3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{275489}}^1$

素因数の和:275555

約数の個数: 48

約数和(自身を含む): 27637156800

約数和(自身を除く): 11964863079

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 63, 129, 147, 189, 301, 387, 441, 903, 1161, 1323, 2107, 2709, 6321, 8127, 18963, 56889, 275489, 826467, 1928423, 2479401, 5785269, 7438203, 11846027, 13498961, 17355807, 35538081, 40496883, 52067421, 82922189, 106614243, 121490649, 248766567, 319842729, 364471947, 580455323, 746299701, 1741365969, 2238899103, 5224097907, 15672293721]

約数ペア:

[(1, 15672293721), (3, 5224097907), (7, 2238899103), (9, 1741365969), (21, 746299701), (27, 580455323), (43, 364471947), (49, 319842729), (63, 248766567), (129, 121490649), (147, 106614243), (189, 82922189), (301, 52067421), (387, 40496883), (441, 35538081), (903, 17355807), (1161, 13498961), (1323, 11846027), (2107, 7438203), (2709, 5785269), (6321, 2479401), (8127, 1928423), (18963, 826467), (56889, 275489)]