28167238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 47496960

約数和(自身を除く): 19329722

約数列:

[1, 2, 11, 22, 61, 122, 139, 151, 278, 302, 671, 1342, 1529, 1661, 3058, 3322, 8479, 9211, 16958, 18422, 20989, 41978, 93269, 101321, 186538, 202642, 230879, 461758, 1280329, 2560658, 14083619, 28167238]

約数ペア:

[(1, 28167238), (2, 14083619), (11, 2560658), (22, 1280329), (61, 461758), (122, 230879), (139, 202642), (151, 186538), (278, 101321), (302, 93269), (671, 41978), (1342, 20989), (1529, 18422), (1661, 16958), (3058, 9211), (3322, 8479)]