201770109

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{5623}}^1$

素因数の和:6078

約数の個数: 20

約数和(自身を含む): 302143776

約数和(自身を除く): 100373667

約数列:

[1, 3, 9, 27, 81, 443, 1329, 3987, 5623, 11961, 16869, 35883, 50607, 151821, 455463, 2490989, 7472967, 22418901, 67256703, 201770109]

約数ペア:

[(1, 201770109), (3, 67256703), (9, 22418901), (27, 7472967), (81, 2490989), (443, 455463), (1329, 151821), (3987, 50607), (5623, 35883), (11961, 16869)]