1689771004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{4993}}^1$

素因数の和:5150

約数の個数: 48

約数和(自身を含む): 3207746080

約数和(自身を除く): 1517975076

約数列:

[1, 2, 4, 19, 38, 61, 73, 76, 122, 146, 244, 292, 1159, 1387, 2318, 2774, 4453, 4636, 4993, 5548, 8906, 9986, 17812, 19972, 84607, 94867, 169214, 189734, 304573, 338428, 364489, 379468, 609146, 728978, 1218292, 1457956, 5786887, 6925291, 11573774, 13850582, 22233829, 23147548, 27701164, 44467658, 88935316, 422442751, 844885502, 1689771004]

約数ペア:

[(1, 1689771004), (2, 844885502), (4, 422442751), (19, 88935316), (38, 44467658), (61, 27701164), (73, 23147548), (76, 22233829), (122, 13850582), (146, 11573774), (244, 6925291), (292, 5786887), (1159, 1457956), (1387, 1218292), (2318, 728978), (2774, 609146), (4453, 379468), (4636, 364489), (4993, 338428), (5548, 304573), (8906, 189734), (9986, 169214), (17812, 94867), (19972, 84607)]