28120844

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{941}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 51063936

約数和(自身を除く): 22943092

約数列:

[1, 2, 4, 31, 62, 124, 241, 482, 941, 964, 1882, 3764, 7471, 14942, 29171, 29884, 58342, 116684, 226781, 453562, 907124, 7030211, 14060422, 28120844]

約数ペア:

[(1, 28120844), (2, 14060422), (4, 7030211), (31, 907124), (62, 453562), (124, 226781), (241, 116684), (482, 58342), (941, 29884), (964, 29171), (1882, 14942), (3764, 7471)]