28280308

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1051}}^1$

素因数の和:1124

約数の個数: 36

約数和(自身を含む): 58499616

約数和(自身を除く): 30219308

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1051, 1922, 2102, 3844, 4204, 6727, 7357, 13454, 14714, 26908, 29428, 32581, 65162, 130324, 228067, 456134, 912268, 1010011, 2020022, 4040044, 7070077, 14140154, 28280308]

約数ペア:

[(1, 28280308), (2, 14140154), (4, 7070077), (7, 4040044), (14, 2020022), (28, 1010011), (31, 912268), (62, 456134), (124, 228067), (217, 130324), (434, 65162), (868, 32581), (961, 29428), (1051, 26908), (1922, 14714), (2102, 13454), (3844, 7357), (4204, 6727)]