219746989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{150203}}^1$

素因数の和:150240

約数の個数: 16

約数和(自身を含む): 288391680

約数和(自身を除く): 68644691

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 150203, 1051421, 1652233, 2853857, 11565631, 19976999, 31392427, 219746989]

約数ペア:

[(1, 219746989), (7, 31392427), (11, 19976999), (19, 11565631), (77, 2853857), (133, 1652233), (209, 1051421), (1463, 150203)]