221424671

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1\times {\mathrm{509}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 241903200

約数和(自身を除く): 20478529

約数列:

[1, 13, 109, 307, 509, 1417, 3991, 6617, 33463, 55481, 156263, 435019, 721253, 2031419, 17032667, 221424671]

約数ペア:

[(1, 221424671), (13, 17032667), (109, 2031419), (307, 721253), (509, 435019), (1417, 156263), (3991, 55481), (6617, 33463)]