221398982

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{832327}}^1$

素因数の和:832355

約数の個数: 16

約数和(自身を含む): 399517440

約数和(自身を除く): 178118458

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 832327, 1664654, 5826289, 11652578, 15814213, 31628426, 110699491, 221398982]

約数ペア:

[(1, 221398982), (2, 110699491), (7, 31628426), (14, 15814213), (19, 11652578), (38, 5826289), (133, 1664654), (266, 832327)]