28205324

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7247}}^1$

素因数の和:7397

約数の個数: 24

約数和(自身を含む): 56824320

約数和(自身を除く): 28618996

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 7247, 14494, 28988, 50729, 101458, 202916, 1007333, 2014666, 4029332, 7051331, 14102662, 28205324]

約数ペア:

[(1, 28205324), (2, 14102662), (4, 7051331), (7, 4029332), (14, 2014666), (28, 1007333), (139, 202916), (278, 101458), (556, 50729), (973, 28988), (1946, 14494), (3892, 7247)]