421961344

素因数分解:

$2^7\times 7^4\times {\mathrm{1373}}^1$

素因数の和:1415

約数の個数: 80

約数和(自身を含む): 981386370

約数和(自身を除く): 559425026

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 686, 784, 896, 1372, 1373, 1568, 2401, 2744, 2746, 3136, 4802, 5488, 5492, 6272, 9604, 9611, 10976, 10984, 19208, 19222, 21952, 21968, 38416, 38444, 43904, 43936, 67277, 76832, 76888, 87872, 134554, 153664, 153776, 175744, 269108, 307328, 307552, 470939, 538216, 615104, 941878, 1076432, 1230208, 1883756, 2152864, 3296573, 3767512, 4305728, 6593146, 7535024, 8611456, 13186292, 15070048, 26372584, 30140096, 52745168, 60280192, 105490336, 210980672, 421961344]

約数ペア:

[(1, 421961344), (2, 210980672), (4, 105490336), (7, 60280192), (8, 52745168), (14, 30140096), (16, 26372584), (28, 15070048), (32, 13186292), (49, 8611456), (56, 7535024), (64, 6593146), (98, 4305728), (112, 3767512), (128, 3296573), (196, 2152864), (224, 1883756), (343, 1230208), (392, 1076432), (448, 941878), (686, 615104), (784, 538216), (896, 470939), (1372, 307552), (1373, 307328), (1568, 269108), (2401, 175744), (2744, 153776), (2746, 153664), (3136, 134554), (4802, 87872), (5488, 76888), (5492, 76832), (6272, 67277), (9604, 43936), (9611, 43904), (10976, 38444), (10984, 38416), (19208, 21968), (19222, 21952)]