121719248

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12211}}^1$

素因数の和:12315

約数の個数: 40

約数和(自身を含む): 272571840

約数和(自身を除く): 150852592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 12211, 24422, 48844, 85477, 97688, 170954, 195376, 341908, 683816, 1086779, 1367632, 2173558, 4347116, 7607453, 8694232, 15214906, 17388464, 30429812, 60859624, 121719248]

約数ペア:

[(1, 121719248), (2, 60859624), (4, 30429812), (7, 17388464), (8, 15214906), (14, 8694232), (16, 7607453), (28, 4347116), (56, 2173558), (89, 1367632), (112, 1086779), (178, 683816), (356, 341908), (623, 195376), (712, 170954), (1246, 97688), (1424, 85477), (2492, 48844), (4984, 24422), (9968, 12211)]