143681993

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{53}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 186181632

約数和(自身を除く): 42499639

約数列:

[1, 7, 13, 31, 53, 91, 217, 371, 403, 689, 961, 1643, 2821, 4823, 6727, 11501, 12493, 21359, 29791, 50933, 87451, 149513, 208537, 356531, 387283, 662129, 1578923, 2710981, 4634903, 11052461, 20525999, 143681993]

約数ペア:

[(1, 143681993), (7, 20525999), (13, 11052461), (31, 4634903), (53, 2710981), (91, 1578923), (217, 662129), (371, 387283), (403, 356531), (689, 208537), (961, 149513), (1643, 87451), (2821, 50933), (4823, 29791), (6727, 21359), (11501, 12493)]