81574444

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{7687}}^1$

素因数の和:8077

約数の個数: 24

約数和(自身を含む): 163600640

約数和(自身を除く): 82026196

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 2653, 5306, 7687, 10612, 15374, 30748, 53809, 107618, 215236, 2913373, 5826746, 11653492, 20393611, 40787222, 81574444]

約数ペア:

[(1, 81574444), (2, 40787222), (4, 20393611), (7, 11653492), (14, 5826746), (28, 2913373), (379, 215236), (758, 107618), (1516, 53809), (2653, 30748), (5306, 15374), (7687, 10612)]