205428223

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{205223}}^1$

素因数の和:205254

約数の個数: 16

約数和(自身を含む): 275821056

約数和(自身を除く): 70392833

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 205223, 1436561, 2257453, 2667899, 15802171, 18675293, 29346889, 205428223]

約数ペア:

[(1, 205428223), (7, 29346889), (11, 18675293), (13, 15802171), (77, 2667899), (91, 2257453), (143, 1436561), (1001, 205223)]