28426804

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 60979968

約数和(自身を除く): 32553164

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 74, 92, 148, 161, 259, 322, 518, 644, 851, 1036, 1193, 1702, 2386, 3404, 4772, 5957, 8351, 11914, 16702, 23828, 27439, 33404, 44141, 54878, 88282, 109756, 176564, 192073, 308987, 384146, 617974, 768292, 1015243, 1235948, 2030486, 4060972, 7106701, 14213402, 28426804]

約数ペア:

[(1, 28426804), (2, 14213402), (4, 7106701), (7, 4060972), (14, 2030486), (23, 1235948), (28, 1015243), (37, 768292), (46, 617974), (74, 384146), (92, 308987), (148, 192073), (161, 176564), (259, 109756), (322, 88282), (518, 54878), (644, 44141), (851, 33404), (1036, 27439), (1193, 23828), (1702, 16702), (2386, 11914), (3404, 8351), (4772, 5957)]