221998931

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1033}}^1\times {\mathrm{2791}}^1$

素因数の和:3842

約数の個数: 16

約数和(自身を含む): 277145088

約数和(自身を除く): 55146157

約数列:

[1, 7, 11, 77, 1033, 2791, 7231, 11363, 19537, 30701, 79541, 214907, 2883103, 20181721, 31714133, 221998931]

約数ペア:

[(1, 221998931), (7, 31714133), (11, 20181721), (77, 2883103), (1033, 214907), (2791, 79541), (7231, 30701), (11363, 19537)]