28139314

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{54323}}^1$

素因数の和:54369

約数の個数: 16

約数和(自身を含む): 49543488

約数和(自身を除く): 21404174

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 54323, 108646, 380261, 760522, 2009951, 4019902, 14069657, 28139314]

約数ペア:

[(1, 28139314), (2, 14069657), (7, 4019902), (14, 2009951), (37, 760522), (74, 380261), (259, 108646), (518, 54323)]