196136721

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 332513280

約数和(自身を除く): 136376559

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 243, 263, 279, 297, 341, 729, 789, 837, 891, 1023, 2187, 2367, 2511, 2673, 2893, 3069, 7101, 7533, 8019, 8153, 8679, 9207, 21303, 22599, 24057, 24459, 26037, 27621, 63909, 67797, 73377, 78111, 82863, 89683, 191727, 220131, 234333, 248589, 269049, 575181, 660393, 702999, 745767, 807147, 1981179, 2108997, 2421441, 5943537, 6326991, 7264323, 17830611, 21792969, 65378907, 196136721]

約数ペア:

[(1, 196136721), (3, 65378907), (9, 21792969), (11, 17830611), (27, 7264323), (31, 6326991), (33, 5943537), (81, 2421441), (93, 2108997), (99, 1981179), (243, 807147), (263, 745767), (279, 702999), (297, 660393), (341, 575181), (729, 269049), (789, 248589), (837, 234333), (891, 220131), (1023, 191727), (2187, 89683), (2367, 82863), (2511, 78111), (2673, 73377), (2893, 67797), (3069, 63909), (7101, 27621), (7533, 26037), (8019, 24459), (8153, 24057), (8679, 22599), (9207, 21303)]