138581656

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{1459}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 269107200

約数和(自身を除く): 130525544

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 383, 766, 1459, 1532, 2918, 3064, 5836, 11672, 11873, 23746, 45229, 47492, 90458, 94984, 180916, 361832, 558797, 1117594, 2235188, 4470376, 17322707, 34645414, 69290828, 138581656]

約数ペア:

[(1, 138581656), (2, 69290828), (4, 34645414), (8, 17322707), (31, 4470376), (62, 2235188), (124, 1117594), (248, 558797), (383, 361832), (766, 180916), (1459, 94984), (1532, 90458), (2918, 47492), (3064, 45229), (5836, 23746), (11672, 11873)]