81665912

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{173021}}^1$

素因数の和:173086

約数の個数: 16

約数和(自身を含む): 155719800

約数和(自身を除く): 74053888

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 173021, 346042, 692084, 1384168, 10208239, 20416478, 40832956, 81665912]

約数ペア:

[(1, 81665912), (2, 40832956), (4, 20416478), (8, 10208239), (59, 1384168), (118, 692084), (236, 346042), (472, 173021)]