7889724478

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{2153}}^1$

素因数の和:2580

約数の個数: 32

約数和(自身を含む): 12193638912

約数和(自身を除く): 4303914434

約数列:

[1, 2, 53, 106, 181, 191, 362, 382, 2153, 4306, 9593, 10123, 19186, 20246, 34571, 69142, 114109, 228218, 389693, 411223, 779386, 822446, 1832263, 3664526, 20653729, 21794819, 41307458, 43589638, 74431363, 148862726, 3944862239, 7889724478]

約数ペア:

[(1, 7889724478), (2, 3944862239), (53, 148862726), (106, 74431363), (181, 43589638), (191, 41307458), (362, 21794819), (382, 20653729), (2153, 3664526), (4306, 1832263), (9593, 822446), (10123, 779386), (19186, 411223), (20246, 389693), (34571, 228218), (69142, 114109)]