198174765

素因数分解:

$3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{20611}}^1$

素因数の和:21260

約数の個数: 16

約数和(自身を含む): 317589696

約数和(自身を除く): 119414931

約数列:

[1, 3, 5, 15, 641, 1923, 3205, 9615, 20611, 61833, 103055, 309165, 13211651, 39634953, 66058255, 198174765]

約数ペア:

[(1, 198174765), (3, 66058255), (5, 39634953), (15, 13211651), (641, 309165), (1923, 103055), (3205, 61833), (9615, 20611)]