209980459

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{1871}}^1$

素因数の和:2070

約数の個数: 16

約数和(自身を含む): 231154560

約数和(自身を除く): 21174101

約数列:

[1, 13, 89, 97, 1157, 1261, 1871, 8633, 24323, 112229, 166519, 181487, 2164747, 2359331, 16152343, 209980459]

約数ペア:

[(1, 209980459), (13, 16152343), (89, 2359331), (97, 2164747), (1157, 181487), (1261, 166519), (1871, 112229), (8633, 24323)]