209868981

素因数分解:

$3^1\times 7^1\times {\mathrm{1193}}^1\times {\mathrm{8377}}^1$

素因数の和:9580

約数の個数: 16

約数和(自身を含む): 320106624

約数和(自身を除く): 110237643

約数列:

[1, 3, 7, 21, 1193, 3579, 8351, 8377, 25053, 25131, 58639, 175917, 9993761, 29981283, 69956327, 209868981]

約数ペア:

[(1, 209868981), (3, 69956327), (7, 29981283), (21, 9993761), (1193, 175917), (3579, 58639), (8351, 25131), (8377, 25053)]