1229619328

素因数分解:

$2^7\times 7^4\times {\mathrm{4001}}^1$

素因数の和:4043

約数の個数: 80

約数和(自身を含む): 2858448510

約数和(自身を除く): 1628829182

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, 1568, 2401, 2744, 3136, 4001, 4802, 5488, 6272, 8002, 9604, 10976, 16004, 19208, 21952, 28007, 32008, 38416, 43904, 56014, 64016, 76832, 112028, 128032, 153664, 196049, 224056, 256064, 307328, 392098, 448112, 512128, 784196, 896224, 1372343, 1568392, 1792448, 2744686, 3136784, 3584896, 5489372, 6273568, 9606401, 10978744, 12547136, 19212802, 21957488, 25094272, 38425604, 43914976, 76851208, 87829952, 153702416, 175659904, 307404832, 614809664, 1229619328]

約数ペア:

[(1, 1229619328), (2, 614809664), (4, 307404832), (7, 175659904), (8, 153702416), (14, 87829952), (16, 76851208), (28, 43914976), (32, 38425604), (49, 25094272), (56, 21957488), (64, 19212802), (98, 12547136), (112, 10978744), (128, 9606401), (196, 6273568), (224, 5489372), (343, 3584896), (392, 3136784), (448, 2744686), (686, 1792448), (784, 1568392), (896, 1372343), (1372, 896224), (1568, 784196), (2401, 512128), (2744, 448112), (3136, 392098), (4001, 307328), (4802, 256064), (5488, 224056), (6272, 196049), (8002, 153664), (9604, 128032), (10976, 112028), (16004, 76832), (19208, 64016), (21952, 56014), (28007, 43904), (32008, 38416)]