161628993

素因数分解:

$3^3\times {\mathrm{443}}^1\times {\mathrm{13513}}^1$

素因数の和:13965

約数の個数: 16

約数和(自身を含む): 240008640

約数和(自身を除く): 78379647

約数列:

[1, 3, 9, 27, 443, 1329, 3987, 11961, 13513, 40539, 121617, 364851, 5986259, 17958777, 53876331, 161628993]

約数ペア:

[(1, 161628993), (3, 53876331), (9, 17958777), (27, 5986259), (443, 364851), (1329, 121617), (3987, 40539), (11961, 13513)]