78800985

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2963}}^1$

素因数の和:3174

約数の個数: 32

約数和(自身を含む): 140849280

約数和(自身を除く): 62048295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 985, 1773, 2955, 2963, 5319, 8865, 8889, 14815, 26595, 26667, 44445, 80001, 133335, 400005, 583711, 1751133, 2918555, 5253399, 8755665, 15760197, 26266995, 78800985]

約数ペア:

[(1, 78800985), (3, 26266995), (5, 15760197), (9, 8755665), (15, 5253399), (27, 2918555), (45, 1751133), (135, 583711), (197, 400005), (591, 133335), (985, 80001), (1773, 44445), (2955, 26667), (2963, 26595), (5319, 14815), (8865, 8889)]