168889420917

素因数分解:

$3^2\times 7^1\times {\mathrm{20369}}^1\times {\mathrm{131611}}^1$

素因数の和:151993

約数の個数: 24

約数和(自身を含む): 278817389760

約数和(自身を除く): 109927968843

約数列:

[1, 3, 7, 9, 21, 63, 20369, 61107, 131611, 142583, 183321, 394833, 427749, 921277, 1184499, 1283247, 2763831, 8291493, 2680784459, 8042353377, 18765491213, 24127060131, 56296473639, 168889420917]

約数ペア:

[(1, 168889420917), (3, 56296473639), (7, 24127060131), (9, 18765491213), (21, 8042353377), (63, 2680784459), (20369, 8291493), (61107, 2763831), (131611, 1283247), (142583, 1184499), (183321, 921277), (394833, 427749)]