20843670403

素因数分解:

${\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 23404068864

約数和(自身を除く): 2560398461

約数列:

[1, 17, 43, 47, 127, 281, 289, 731, 799, 2021, 2159, 4777, 5461, 5969, 12083, 12427, 13207, 13583, 34357, 35687, 36703, 81209, 92837, 101473, 205411, 224519, 256667, 567901, 584069, 606679, 1534541, 1578229, 1677289, 1725041, 3491987, 3816823, 4363339, 9654317, 10313543, 26087197, 28513913, 72123427, 74176763, 164123389, 443482349, 484736521, 1226098259, 20843670403]

約数ペア:

[(1, 20843670403), (17, 1226098259), (43, 484736521), (47, 443482349), (127, 164123389), (281, 74176763), (289, 72123427), (731, 28513913), (799, 26087197), (2021, 10313543), (2159, 9654317), (4777, 4363339), (5461, 3816823), (5969, 3491987), (12083, 1725041), (12427, 1677289), (13207, 1578229), (13583, 1534541), (34357, 606679), (35687, 584069), (36703, 567901), (81209, 256667), (92837, 224519), (101473, 205411)]