28264467

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3947}}^1$

素因数の和:3999

約数の個数: 32

約数和(自身を含む): 48513024

約数和(自身を除く): 20248557

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 3947, 7161, 11841, 27629, 43417, 82887, 122357, 130251, 303919, 367071, 856499, 911757, 1345927, 2569497, 4037781, 9421489, 28264467]

約数ペア:

[(1, 28264467), (3, 9421489), (7, 4037781), (11, 2569497), (21, 1345927), (31, 911757), (33, 856499), (77, 367071), (93, 303919), (217, 130251), (231, 122357), (341, 82887), (651, 43417), (1023, 27629), (2387, 11841), (3947, 7161)]