77601321

素因数分解:

$3^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 137602560

約数和(自身を除く): 60001239

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 137, 189, 243, 259, 333, 411, 567, 729, 777, 959, 999, 1233, 1701, 2187, 2331, 2877, 2997, 3699, 5069, 5103, 6993, 8631, 8991, 11097, 15207, 15309, 20979, 25893, 26973, 33291, 35483, 45621, 62937, 77679, 80919, 99873, 106449, 136863, 188811, 233037, 299619, 319347, 410589, 566433, 699111, 958041, 1231767, 2097333, 2874123, 3695301, 8622369, 11085903, 25867107, 77601321]

約数ペア:

[(1, 77601321), (3, 25867107), (7, 11085903), (9, 8622369), (21, 3695301), (27, 2874123), (37, 2097333), (63, 1231767), (81, 958041), (111, 699111), (137, 566433), (189, 410589), (243, 319347), (259, 299619), (333, 233037), (411, 188811), (567, 136863), (729, 106449), (777, 99873), (959, 80919), (999, 77679), (1233, 62937), (1701, 45621), (2187, 35483), (2331, 33291), (2877, 26973), (2997, 25893), (3699, 20979), (5069, 15309), (5103, 15207), (6993, 11097), (8631, 8991)]