217163023

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{21529}}^1$

素因数の和:21678

約数の個数: 16

約数和(自身を含む): 272828160

約数和(自身を除く): 55665137

約数列:

[1, 7, 11, 77, 131, 917, 1441, 10087, 21529, 150703, 236819, 1657733, 2820299, 19742093, 31023289, 217163023]

約数ペア:

[(1, 217163023), (7, 31023289), (11, 19742093), (77, 2820299), (131, 1657733), (917, 236819), (1441, 150703), (10087, 21529)]