30170217

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 50586624

約数和(自身を除く): 20416407

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 997, 1441, 2751, 2991, 4323, 6979, 10087, 10967, 20937, 30261, 32901, 76769, 130607, 230307, 391821, 914249, 1436677, 2742747, 4310031, 10056739, 30170217]

約数ペア:

[(1, 30170217), (3, 10056739), (7, 4310031), (11, 2742747), (21, 1436677), (33, 914249), (77, 391821), (131, 230307), (231, 130607), (393, 76769), (917, 32901), (997, 30261), (1441, 20937), (2751, 10967), (2991, 10087), (4323, 6979)]