81193912

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{172021}}^1$

素因数の和:172086

約数の個数: 16

約数和(自身を含む): 154819800

約数和(自身を除く): 73625888

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 172021, 344042, 688084, 1376168, 10149239, 20298478, 40596956, 81193912]

約数ペア:

[(1, 81193912), (2, 40596956), (4, 20298478), (8, 10149239), (59, 1376168), (118, 688084), (236, 344042), (472, 172021)]