219980761

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{219761}}^1$

素因数の和:219792

約数の個数: 16

約数和(自身を含む): 295360128

約数和(自身を除く): 75379367

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 219761, 1538327, 2417371, 2856893, 16921597, 19998251, 31425823, 219980761]

約数ペア:

[(1, 219980761), (7, 31425823), (11, 19998251), (13, 16921597), (77, 2856893), (91, 2417371), (143, 1538327), (1001, 219761)]