161688890862

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{126517129}}^1$

素因数の和:126517208

約数の個数: 24

約数和(自身を含む): 355260101040

約数和(自身を除く): 193571210178

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 126517129, 253034258, 379551387, 759102774, 1138654161, 2277308322, 8982716159, 17965432318, 26948148477, 53896296954, 80844445431, 161688890862]

約数ペア:

[(1, 161688890862), (2, 80844445431), (3, 53896296954), (6, 26948148477), (9, 17965432318), (18, 8982716159), (71, 2277308322), (142, 1138654161), (213, 759102774), (426, 379551387), (639, 253034258), (1278, 126517129)]