28658408

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{9209}}^1$

素因数の和:9604

約数の個数: 16

約数和(自身を含む): 53878500

約数和(自身を除く): 25220092

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 9209, 18418, 36836, 73672, 3582301, 7164602, 14329204, 28658408]

約数ペア:

[(1, 28658408), (2, 14329204), (4, 7164602), (8, 3582301), (389, 73672), (778, 36836), (1556, 18418), (3112, 9209)]