438513376

素因数分解:

$2^5\times 7^1\times {\mathrm{239}}^1\times {\mathrm{8191}}^1$

素因数の和:8447

約数の個数: 48

約数和(自身を含む): 990904320

約数和(自身を除く): 552390944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 239, 478, 956, 1673, 1912, 3346, 3824, 6692, 7648, 8191, 13384, 16382, 26768, 32764, 53536, 57337, 65528, 114674, 131056, 229348, 262112, 458696, 917392, 1834784, 1957649, 3915298, 7830596, 13703543, 15661192, 27407086, 31322384, 54814172, 62644768, 109628344, 219256688, 438513376]

約数ペア:

[(1, 438513376), (2, 219256688), (4, 109628344), (7, 62644768), (8, 54814172), (14, 31322384), (16, 27407086), (28, 15661192), (32, 13703543), (56, 7830596), (112, 3915298), (224, 1957649), (239, 1834784), (478, 917392), (956, 458696), (1673, 262112), (1912, 229348), (3346, 131056), (3824, 114674), (6692, 65528), (7648, 57337), (8191, 53536), (13384, 32764), (16382, 26768)]