28201041

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1075

約数の個数: 40

約数和(自身を含む): 47486208

約数和(自身を除く): 19285167

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 279, 297, 341, 837, 891, 1021, 1023, 2511, 3063, 3069, 9189, 9207, 11231, 27567, 27621, 31651, 33693, 82701, 94953, 101079, 284859, 303237, 348161, 854577, 909711, 1044483, 2563731, 3133449, 9400347, 28201041]

約数ペア:

[(1, 28201041), (3, 9400347), (9, 3133449), (11, 2563731), (27, 1044483), (31, 909711), (33, 854577), (81, 348161), (93, 303237), (99, 284859), (279, 101079), (297, 94953), (341, 82701), (837, 33693), (891, 31651), (1021, 27621), (1023, 27567), (2511, 11231), (3063, 9207), (3069, 9189)]