554421

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1553}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 895104

約数和(自身を除く): 340683

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1553, 4659, 10871, 26401, 32613, 79203, 184807, 554421]

約数ペア:

[(1, 554421), (3, 184807), (7, 79203), (17, 32613), (21, 26401), (51, 10871), (119, 4659), (357, 1553)]