887691

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1082

約数の個数: 16

約数和(自身を含む): 1387008

約数和(自身を除く): 499317

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1031, 3093, 7217, 21651, 42271, 126813, 295897, 887691]

約数ペア:

[(1, 887691), (3, 295897), (7, 126813), (21, 42271), (41, 21651), (123, 7217), (287, 3093), (861, 1031)]