128217712

素因数分解:

$2^4\times 7^2\times {\mathrm{163543}}^1$

素因数の和:163565

約数の個数: 30

約数和(自身を含む): 288982248

約数和(自身を除く): 160764536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 163543, 327086, 654172, 1144801, 1308344, 2289602, 2616688, 4579204, 8013607, 9158408, 16027214, 18316816, 32054428, 64108856, 128217712]

約数ペア:

[(1, 128217712), (2, 64108856), (4, 32054428), (7, 18316816), (8, 16027214), (14, 9158408), (16, 8013607), (28, 4579204), (49, 2616688), (56, 2289602), (98, 1308344), (112, 1144801), (196, 654172), (392, 327086), (784, 163543)]