39720903

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1907}}^1$

素因数の和:2094

約数の個数: 16

約数和(自身を含む): 54400896

約数和(自身を除く): 14679993

約数列:

[1, 3, 53, 131, 159, 393, 1907, 5721, 6943, 20829, 101071, 249817, 303213, 749451, 13240301, 39720903]

約数ペア:

[(1, 39720903), (3, 13240301), (53, 749451), (131, 303213), (159, 249817), (393, 101071), (1907, 20829), (5721, 6943)]