28506676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 27941324

約数列:

[1, 2, 4, 11, 22, 44, 59, 79, 118, 139, 158, 236, 278, 316, 556, 649, 869, 1298, 1529, 1738, 2596, 3058, 3476, 4661, 6116, 8201, 9322, 10981, 16402, 18644, 21962, 32804, 43924, 51271, 90211, 102542, 120791, 180422, 205084, 241582, 360844, 483164, 647879, 1295758, 2591516, 7126669, 14253338, 28506676]

約数ペア:

[(1, 28506676), (2, 14253338), (4, 7126669), (11, 2591516), (22, 1295758), (44, 647879), (59, 483164), (79, 360844), (118, 241582), (139, 205084), (158, 180422), (236, 120791), (278, 102542), (316, 90211), (556, 51271), (649, 43924), (869, 32804), (1298, 21962), (1529, 18644), (1738, 16402), (2596, 10981), (3058, 9322), (3476, 8201), (4661, 6116)]