221566657

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{10079}}^1$

素因数の和:10200

約数の個数: 16

約数和(自身を含む): 254016000

約数和(自身を除く): 32449343

約数列:

[1, 13, 19, 89, 247, 1157, 1691, 10079, 21983, 131027, 191501, 897031, 2489513, 11661403, 17043589, 221566657]

約数ペア:

[(1, 221566657), (13, 17043589), (19, 11661403), (89, 2489513), (247, 897031), (1157, 191501), (1691, 131027), (10079, 21983)]