201855591

素因数分解:

$3^3\times 7^1\times {\mathrm{1068019}}^1$

素因数の和:1068035

約数の個数: 16

約数和(自身を含む): 341766400

約数和(自身を除く): 139910809

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1068019, 3204057, 7476133, 9612171, 22428399, 28836513, 67285197, 201855591]

約数ペア:

[(1, 201855591), (3, 67285197), (7, 28836513), (9, 22428399), (21, 9612171), (27, 7476133), (63, 3204057), (189, 1068019)]