30719661

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23981}}^1$

素因数の和:24052

約数の個数: 16

約数和(自身を含む): 47580288

約数和(自身を除く): 16860627

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 23981, 71943, 167867, 503601, 1462841, 4388523, 10239887, 30719661]

約数ペア:

[(1, 30719661), (3, 10239887), (7, 4388523), (21, 1462841), (61, 503601), (183, 167867), (427, 71943), (1281, 23981)]