69641872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{140407}}^1$

素因数の和:140446

約数の個数: 20

約数和(自身を含む): 139284736

約数和(自身を除く): 69642864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 140407, 280814, 561628, 1123256, 2246512, 4352617, 8705234, 17410468, 34820936, 69641872]

約数ペア:

[(1, 69641872), (2, 34820936), (4, 17410468), (8, 8705234), (16, 4352617), (31, 2246512), (62, 1123256), (124, 561628), (248, 280814), (496, 140407)]