78395121

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{383}}^1$

素因数の和:440

約数の個数: 60

約数和(自身を含む): 141622272

約数和(自身を除く): 63227151

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 361, 383, 399, 513, 567, 1083, 1149, 1197, 1539, 2527, 2681, 3249, 3447, 3591, 7277, 7581, 8043, 9747, 10341, 10773, 21831, 22743, 24129, 29241, 31023, 50939, 65493, 68229, 72387, 138263, 152817, 196479, 204687, 217161, 414789, 458451, 589437, 967841, 1244367, 1375353, 2903523, 3733101, 4126059, 8710569, 11199303, 26131707, 78395121]

約数ペア:

[(1, 78395121), (3, 26131707), (7, 11199303), (9, 8710569), (19, 4126059), (21, 3733101), (27, 2903523), (57, 1375353), (63, 1244367), (81, 967841), (133, 589437), (171, 458451), (189, 414789), (361, 217161), (383, 204687), (399, 196479), (513, 152817), (567, 138263), (1083, 72387), (1149, 68229), (1197, 65493), (1539, 50939), (2527, 31023), (2681, 29241), (3249, 24129), (3447, 22743), (3591, 21831), (7277, 10773), (7581, 10341), (8043, 9747)]