2129551479

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 3716066816

約数和(自身を除く): 1586515337

約数列:

[1, 3, 9, 11, 27, 31, 33, 43, 81, 93, 99, 121, 129, 163, 279, 297, 341, 363, 387, 473, 489, 837, 891, 1023, 1089, 1161, 1333, 1419, 1467, 1793, 2511, 3069, 3267, 3483, 3751, 3999, 4257, 4401, 5053, 5203, 5379, 7009, 9207, 9801, 11253, 11997, 12771, 13203, 14663, 15159, 15609, 16137, 19723, 21027, 27621, 33759, 35991, 38313, 43989, 45477, 46827, 48411, 55583, 59169, 63081, 77099, 101277, 107973, 131967, 136431, 140481, 145233, 161293, 166749, 177507, 189243, 217279, 231297, 303831, 395901, 409293, 421443, 483879, 500247, 532521, 567729, 611413, 651837, 693891, 848089, 1187703, 1451637, 1500741, 1597563, 1834239, 1955511, 2081673, 2390069, 2544267, 4354911, 4502223, 5502717, 5866533, 6245019, 7170207, 7632801, 13064733, 16508151, 17599599, 21510621, 22898403, 26290759, 49524453, 64531863, 68695209, 78872277, 193595589, 236616831, 709850493, 2129551479]

約数ペア:

[(1, 2129551479), (3, 709850493), (9, 236616831), (11, 193595589), (27, 78872277), (31, 68695209), (33, 64531863), (43, 49524453), (81, 26290759), (93, 22898403), (99, 21510621), (121, 17599599), (129, 16508151), (163, 13064733), (279, 7632801), (297, 7170207), (341, 6245019), (363, 5866533), (387, 5502717), (473, 4502223), (489, 4354911), (837, 2544267), (891, 2390069), (1023, 2081673), (1089, 1955511), (1161, 1834239), (1333, 1597563), (1419, 1500741), (1467, 1451637), (1793, 1187703), (2511, 848089), (3069, 693891), (3267, 651837), (3483, 611413), (3751, 567729), (3999, 532521), (4257, 500247), (4401, 483879), (5053, 421443), (5203, 409293), (5379, 395901), (7009, 303831), (9207, 231297), (9801, 217279), (11253, 189243), (11997, 177507), (12771, 166749), (13203, 161293), (14663, 145233), (15159, 140481), (15609, 136431), (16137, 131967), (19723, 107973), (21027, 101277), (27621, 77099), (33759, 63081), (35991, 59169), (38313, 55583), (43989, 48411), (45477, 46827)]