28158774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{670447}}^1$

素因数の和:670459

約数の個数: 16

約数和(自身を含む): 64363008

約数和(自身を除く): 36204234

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 670447, 1340894, 2011341, 4022682, 4693129, 9386258, 14079387, 28158774]

約数ペア:

[(1, 28158774), (2, 14079387), (3, 9386258), (6, 4693129), (7, 4022682), (14, 2011341), (21, 1340894), (42, 670447)]