198939453

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{3557}}^1$

素因数の和:3844

約数の個数: 16

約数和(自身を含む): 269383296

約数和(自身を除く): 70443843

約数列:

[1, 3, 103, 181, 309, 543, 3557, 10671, 18643, 55929, 366371, 643817, 1099113, 1931451, 66313151, 198939453]

約数ペア:

[(1, 198939453), (3, 66313151), (103, 1931451), (181, 1099113), (309, 643817), (543, 366371), (3557, 55929), (10671, 18643)]