328993731

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 568347648

約数和(自身を除く): 239353917

約数列:

[1, 3, 9, 11, 27, 31, 33, 43, 81, 93, 99, 129, 277, 279, 297, 341, 387, 473, 831, 837, 891, 1023, 1161, 1333, 1419, 2493, 2511, 3047, 3069, 3483, 3999, 4257, 7479, 8587, 9141, 9207, 11911, 11997, 12771, 14663, 22437, 25761, 27423, 27621, 35733, 35991, 38313, 43989, 77283, 82269, 94457, 107199, 107973, 131021, 131967, 231849, 246807, 283371, 321597, 369241, 393063, 395901, 695547, 850113, 964791, 1107723, 1179189, 1187703, 2550339, 3323169, 3537567, 4061651, 7651017, 9969507, 10612701, 12184953, 29908521, 36554859, 109664577, 328993731]

約数ペア:

[(1, 328993731), (3, 109664577), (9, 36554859), (11, 29908521), (27, 12184953), (31, 10612701), (33, 9969507), (43, 7651017), (81, 4061651), (93, 3537567), (99, 3323169), (129, 2550339), (277, 1187703), (279, 1179189), (297, 1107723), (341, 964791), (387, 850113), (473, 695547), (831, 395901), (837, 393063), (891, 369241), (1023, 321597), (1161, 283371), (1333, 246807), (1419, 231849), (2493, 131967), (2511, 131021), (3047, 107973), (3069, 107199), (3483, 94457), (3999, 82269), (4257, 77283), (7479, 43989), (8587, 38313), (9141, 35991), (9207, 35733), (11911, 27621), (11997, 27423), (12771, 25761), (14663, 22437)]