140940898

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 258958080

約数和(自身を除く): 118017182

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 353, 361, 553, 706, 722, 1106, 1501, 2471, 2527, 3002, 4942, 5054, 6707, 10507, 13414, 21014, 27887, 28519, 46949, 55774, 57038, 93898, 127433, 195209, 199633, 254866, 390418, 399266, 529853, 892031, 1059706, 1784062, 3708971, 7417942, 10067207, 20134414, 70470449, 140940898]

約数ペア:

[(1, 140940898), (2, 70470449), (7, 20134414), (14, 10067207), (19, 7417942), (38, 3708971), (79, 1784062), (133, 1059706), (158, 892031), (266, 529853), (353, 399266), (361, 390418), (553, 254866), (706, 199633), (722, 195209), (1106, 127433), (1501, 93898), (2471, 57038), (2527, 55774), (3002, 46949), (4942, 28519), (5054, 27887), (6707, 21014), (10507, 13414)]