28813043

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 35675136

約数和(自身を除く): 6862093

約数列:

[1, 7, 23, 31, 161, 217, 251, 529, 713, 1757, 3703, 4991, 5773, 7781, 16399, 40411, 54467, 114793, 132779, 178963, 929453, 1252741, 4116149, 28813043]

約数ペア:

[(1, 28813043), (7, 4116149), (23, 1252741), (31, 929453), (161, 178963), (217, 132779), (251, 114793), (529, 54467), (713, 40411), (1757, 16399), (3703, 7781), (4991, 5773)]