77777895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2447}}^1$

素因数の和:2631

約数の個数: 32

約数和(自身を含む): 134894592

約数和(自身を除く): 57116697

約数列:

[1, 3, 5, 13, 15, 39, 65, 163, 195, 489, 815, 2119, 2445, 2447, 6357, 7341, 10595, 12235, 31785, 31811, 36705, 95433, 159055, 398861, 477165, 1196583, 1994305, 5185193, 5982915, 15555579, 25925965, 77777895]

約数ペア:

[(1, 77777895), (3, 25925965), (5, 15555579), (13, 5982915), (15, 5185193), (39, 1994305), (65, 1196583), (163, 477165), (195, 398861), (489, 159055), (815, 95433), (2119, 36705), (2445, 31811), (2447, 31785), (6357, 12235), (7341, 10595)]