81320646

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{64849}}^1$

素因数の和:64884

約数の個数: 32

約数和(自身を含む): 186768000

約数和(自身を除く): 105447354

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 64849, 129698, 194547, 389094, 713339, 1232131, 1426678, 2140017, 2464262, 3696393, 4280034, 7392786, 13553441, 27106882, 40660323, 81320646]

約数ペア:

[(1, 81320646), (2, 40660323), (3, 27106882), (6, 13553441), (11, 7392786), (19, 4280034), (22, 3696393), (33, 2464262), (38, 2140017), (57, 1426678), (66, 1232131), (114, 713339), (209, 389094), (418, 194547), (627, 129698), (1254, 64849)]