28540036

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7333}}^1$

素因数の和:7483

約数の個数: 24

約数和(自身を含む): 57498560

約数和(自身を除く): 28958524

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 7333, 14666, 29332, 51331, 102662, 205324, 1019287, 2038574, 4077148, 7135009, 14270018, 28540036]

約数ペア:

[(1, 28540036), (2, 14270018), (4, 7135009), (7, 4077148), (14, 2038574), (28, 1019287), (139, 205324), (278, 102662), (556, 51331), (973, 29332), (1946, 14666), (3892, 7333)]