78309657

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{1987}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 117848640

約数和(自身を除く): 39538983

約数列:

[1, 3, 9, 29, 87, 151, 261, 453, 1359, 1987, 4379, 5961, 13137, 17883, 39411, 57623, 172869, 300037, 518607, 900111, 2700333, 8701073, 26103219, 78309657]

約数ペア:

[(1, 78309657), (3, 26103219), (9, 8701073), (29, 2700333), (87, 900111), (151, 518607), (261, 300037), (453, 172869), (1359, 57623), (1987, 39411), (4379, 17883), (5961, 13137)]