71528067

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 121500288

約数和(自身を除く): 49972221

約数列:

[1, 3, 9, 13, 31, 37, 39, 41, 93, 111, 117, 123, 169, 279, 333, 369, 403, 481, 507, 533, 1147, 1209, 1271, 1443, 1517, 1521, 1599, 3441, 3627, 3813, 4329, 4551, 4797, 5239, 6253, 6929, 10323, 11439, 13653, 14911, 15717, 16523, 18759, 19721, 20787, 44733, 47027, 47151, 49569, 56277, 59163, 62361, 134199, 141081, 148707, 177489, 193843, 214799, 256373, 423243, 581529, 611351, 644397, 769119, 1744587, 1834053, 1933191, 2307357, 5502159, 7947563, 23842689, 71528067]

約数ペア:

[(1, 71528067), (3, 23842689), (9, 7947563), (13, 5502159), (31, 2307357), (37, 1933191), (39, 1834053), (41, 1744587), (93, 769119), (111, 644397), (117, 611351), (123, 581529), (169, 423243), (279, 256373), (333, 214799), (369, 193843), (403, 177489), (481, 148707), (507, 141081), (533, 134199), (1147, 62361), (1209, 59163), (1271, 56277), (1443, 49569), (1517, 47151), (1521, 47027), (1599, 44733), (3441, 20787), (3627, 19721), (3813, 18759), (4329, 16523), (4551, 15717), (4797, 14911), (5239, 13653), (6253, 11439), (6929, 10323)]