199918218

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{497309}}^1$

素因数の和:497381

約数の個数: 16

約数和(自身を含む): 405804960

約数和(自身を除く): 205886742

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 497309, 994618, 1491927, 2983854, 33319703, 66639406, 99959109, 199918218]

約数ペア:

[(1, 199918218), (2, 99959109), (3, 66639406), (6, 33319703), (67, 2983854), (134, 1491927), (201, 994618), (402, 497309)]