193170747

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 334623744

約数和(自身を除く): 141452997

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 97, 111, 231, 233, 259, 291, 407, 679, 699, 777, 1067, 1221, 1631, 2037, 2563, 2849, 3201, 3589, 4893, 7469, 7689, 8547, 8621, 10767, 17941, 22407, 22601, 25123, 25863, 39479, 53823, 60347, 67803, 75369, 94831, 118437, 158207, 181041, 248611, 276353, 284493, 474621, 663817, 745833, 829059, 836237, 1740277, 1991451, 2508711, 5220831, 5853659, 9198607, 17560977, 27595821, 64390249, 193170747]

約数ペア:

[(1, 193170747), (3, 64390249), (7, 27595821), (11, 17560977), (21, 9198607), (33, 5853659), (37, 5220831), (77, 2508711), (97, 1991451), (111, 1740277), (231, 836237), (233, 829059), (259, 745833), (291, 663817), (407, 474621), (679, 284493), (699, 276353), (777, 248611), (1067, 181041), (1221, 158207), (1631, 118437), (2037, 94831), (2563, 75369), (2849, 67803), (3201, 60347), (3589, 53823), (4893, 39479), (7469, 25863), (7689, 25123), (8547, 22601), (8621, 22407), (10767, 17941)]