128695417

素因数分解:

${\mathrm{19}}^3\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 16

約数和(自身を含む): 140745600

約数和(自身を除く): 12050183

約数列:

[1, 19, 29, 361, 551, 647, 6859, 10469, 12293, 18763, 198911, 233567, 356497, 4437773, 6773443, 128695417]

約数ペア:

[(1, 128695417), (19, 6773443), (29, 4437773), (361, 356497), (551, 233567), (647, 198911), (6859, 18763), (10469, 12293)]