55304977

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 32

約数和(自身を含む): 70784000

約数和(自身を除く): 15479023

約数列:

[1, 7, 13, 49, 79, 91, 157, 343, 553, 637, 1027, 1099, 2041, 3871, 4459, 7189, 7693, 12403, 14287, 27097, 50323, 53851, 86821, 100009, 161239, 352261, 607747, 700063, 1128673, 4254229, 7900711, 55304977]

約数ペア:

[(1, 55304977), (7, 7900711), (13, 4254229), (49, 1128673), (79, 700063), (91, 607747), (157, 352261), (343, 161239), (553, 100009), (637, 86821), (1027, 53851), (1099, 50323), (2041, 27097), (3871, 14287), (4459, 12403), (7189, 7693)]