74778309

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{8963}}^1$

素因数の和:9078

約数の個数: 20

約数和(自身を含む): 112802976

約数和(自身を除く): 38024667

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 8963, 26889, 80667, 242001, 726003, 923189, 2769567, 8308701, 24926103, 74778309]

約数ペア:

[(1, 74778309), (3, 24926103), (9, 8308701), (27, 2769567), (81, 923189), (103, 726003), (309, 242001), (927, 80667), (2781, 26889), (8343, 8963)]