321425577

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 544112640

約数和(自身を除く): 222687063

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 243, 279, 297, 341, 431, 729, 837, 891, 1023, 1293, 2187, 2511, 2673, 3069, 3879, 4741, 7533, 8019, 9207, 11637, 13361, 14223, 22599, 24057, 27621, 34911, 40083, 42669, 67797, 82863, 104733, 120249, 128007, 146971, 248589, 314199, 360747, 384021, 440913, 745767, 942597, 1082241, 1152063, 1322739, 3246723, 3456189, 3968217, 9740169, 10368567, 11904651, 29220507, 35713953, 107141859, 321425577]

約数ペア:

[(1, 321425577), (3, 107141859), (9, 35713953), (11, 29220507), (27, 11904651), (31, 10368567), (33, 9740169), (81, 3968217), (93, 3456189), (99, 3246723), (243, 1322739), (279, 1152063), (297, 1082241), (341, 942597), (431, 745767), (729, 440913), (837, 384021), (891, 360747), (1023, 314199), (1293, 248589), (2187, 146971), (2511, 128007), (2673, 120249), (3069, 104733), (3879, 82863), (4741, 67797), (7533, 42669), (8019, 40083), (9207, 34911), (11637, 27621), (13361, 24057), (14223, 22599)]