28778158

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1\times {\mathrm{359}}^1$

素因数の和:779

約数の個数: 16

約数和(自身を含む): 43740000

約数和(自身を除く): 14961842

約数列:

[1, 2, 149, 269, 298, 359, 538, 718, 40081, 53491, 80162, 96571, 106982, 193142, 14389079, 28778158]

約数ペア:

[(1, 28778158), (2, 14389079), (149, 193142), (269, 106982), (298, 96571), (359, 80162), (538, 53491), (718, 40081)]