201211965

素因数分解:

$3^3\times 5^1\times {\mathrm{1490459}}^1$

素因数の和:1490473

約数の個数: 16

約数和(自身を含む): 357710400

約数和(自身を除く): 156498435

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1490459, 4471377, 7452295, 13414131, 22356885, 40242393, 67070655, 201211965]

約数ペア:

[(1, 201211965), (3, 67070655), (5, 40242393), (9, 22356885), (15, 13414131), (27, 7452295), (45, 4471377), (135, 1490459)]