30987033

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2531}}^1$

素因数の和:2605

約数の個数: 32

約数和(自身を含む): 52503552

約数和(自身を除く): 21516519

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 231, 371, 583, 1113, 1749, 2531, 4081, 7593, 12243, 17717, 27841, 53151, 83523, 134143, 194887, 402429, 584661, 939001, 1475573, 2817003, 4426719, 10329011, 30987033]

約数ペア:

[(1, 30987033), (3, 10329011), (7, 4426719), (11, 2817003), (21, 1475573), (33, 939001), (53, 584661), (77, 402429), (159, 194887), (231, 134143), (371, 83523), (583, 53151), (1113, 27841), (1749, 17717), (2531, 12243), (4081, 7593)]