28161196

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{4007}}^1$

素因数の和:4269

約数の個数: 24

約数和(自身を含む): 56560896

約数和(自身を除く): 28399700

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 4007, 7028, 8014, 16028, 28049, 56098, 112196, 1005757, 2011514, 4023028, 7040299, 14080598, 28161196]

約数ペア:

[(1, 28161196), (2, 14080598), (4, 7040299), (7, 4023028), (14, 2011514), (28, 1005757), (251, 112196), (502, 56098), (1004, 28049), (1757, 16028), (3514, 8014), (4007, 7028)]