131239098

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 291447936

約数和(自身を除く): 160208838

約数列:

[1, 2, 3, 6, 9, 18, 71, 103, 142, 206, 213, 309, 426, 618, 639, 927, 997, 1278, 1854, 1994, 2991, 5982, 7313, 8973, 14626, 17946, 21939, 43878, 65817, 70787, 102691, 131634, 141574, 205382, 212361, 308073, 424722, 616146, 637083, 924219, 1274166, 1848438, 7291061, 14582122, 21873183, 43746366, 65619549, 131239098]

約数ペア:

[(1, 131239098), (2, 65619549), (3, 43746366), (6, 21873183), (9, 14582122), (18, 7291061), (71, 1848438), (103, 1274166), (142, 924219), (206, 637083), (213, 616146), (309, 424722), (426, 308073), (618, 212361), (639, 205382), (927, 141574), (997, 131634), (1278, 102691), (1854, 70787), (1994, 65817), (2991, 43878), (5982, 21939), (7313, 17946), (8973, 14626)]