28686746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{6619}}^1$

素因数の和:6829

約数の個数: 16

約数和(自身を含む): 47187360

約数和(自身を除く): 18500614

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 6619, 13238, 72809, 145618, 1303943, 2607886, 14343373, 28686746]

約数ペア:

[(1, 28686746), (2, 14343373), (11, 2607886), (22, 1303943), (197, 145618), (394, 72809), (2167, 13238), (4334, 6619)]