213718219

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{10909}}^1$

素因数の和:11070

約数の個数: 16

約数和(自身を含む): 252937440

約数和(自身を除く): 39219221

約数列:

[1, 11, 13, 137, 143, 1507, 1781, 10909, 19591, 119999, 141817, 1494533, 1559987, 16439863, 19428929, 213718219]

約数ペア:

[(1, 213718219), (11, 19428929), (13, 16439863), (137, 1559987), (143, 1494533), (1507, 141817), (1781, 119999), (10909, 19591)]