221896906

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1440889}}^1$

素因数の和:1440909

約数の個数: 16

約数和(自身を含む): 414976320

約数和(自身を除く): 193079414

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1440889, 2881778, 10086223, 15849779, 20172446, 31699558, 110948453, 221896906]

約数ペア:

[(1, 221896906), (2, 110948453), (7, 31699558), (11, 20172446), (14, 15849779), (22, 10086223), (77, 2881778), (154, 1440889)]