12742737

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^2$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 19970496

約数和(自身を除く): 7227759

約数列:

[1, 3, 7, 21, 53, 107, 159, 321, 371, 749, 1113, 2247, 5671, 11449, 17013, 34347, 39697, 80143, 119091, 240429, 606797, 1820391, 4247579, 12742737]

約数ペア:

[(1, 12742737), (3, 4247579), (7, 1820391), (21, 606797), (53, 240429), (107, 119091), (159, 80143), (321, 39697), (371, 34347), (749, 17013), (1113, 11449), (2247, 5671)]