42978501

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 63662976

約数和(自身を除く): 20684475

約数列:

[1, 3, 9, 71, 103, 213, 309, 639, 653, 927, 1959, 5877, 7313, 21939, 46363, 65817, 67259, 139089, 201777, 417267, 605331, 4775389, 14326167, 42978501]

約数ペア:

[(1, 42978501), (3, 14326167), (9, 4775389), (71, 605331), (103, 417267), (213, 201777), (309, 139089), (639, 67259), (653, 65817), (927, 46363), (1959, 21939), (5877, 7313)]