28047796

素因数分解:

$2^2\times 7^3\times {\mathrm{20443}}^1$

素因数の和:20468

約数の個数: 24

約数和(自身を含む): 57243200

約数和(自身を除く): 29195404

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20443, 40886, 81772, 143101, 286202, 572404, 1001707, 2003414, 4006828, 7011949, 14023898, 28047796]

約数ペア:

[(1, 28047796), (2, 14023898), (4, 7011949), (7, 4006828), (14, 2003414), (28, 1001707), (49, 572404), (98, 286202), (196, 143101), (343, 81772), (686, 40886), (1372, 20443)]