207920193

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{13229}}^1$

素因数の和:13289

約数の個数: 24

約数和(自身を含む): 309899520

約数和(自身を除く): 101979327

約数列:

[1, 3, 13, 31, 39, 93, 169, 403, 507, 1209, 5239, 13229, 15717, 39687, 171977, 410099, 515931, 1230297, 2235701, 5331287, 6707103, 15993861, 69306731, 207920193]

約数ペア:

[(1, 207920193), (3, 69306731), (13, 15993861), (31, 6707103), (39, 5331287), (93, 2235701), (169, 1230297), (403, 515931), (507, 410099), (1209, 171977), (5239, 39687), (13229, 15717)]