2808247

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 16

約数和(自身を含む): 3259872

約数和(自身を除く): 451625

約数列:

[1, 13, 17, 97, 131, 221, 1261, 1649, 1703, 2227, 12707, 21437, 28951, 165191, 216019, 2808247]

約数ペア:

[(1, 2808247), (13, 216019), (17, 165191), (97, 28951), (131, 21437), (221, 12707), (1261, 2227), (1649, 1703)]