221774

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 24

約数和(自身を含む): 404928

約数和(自身を除く): 183154

約数列:

[1, 2, 7, 14, 31, 49, 62, 73, 98, 146, 217, 434, 511, 1022, 1519, 2263, 3038, 3577, 4526, 7154, 15841, 31682, 110887, 221774]

約数ペア:

[(1, 221774), (2, 110887), (7, 31682), (14, 15841), (31, 7154), (49, 4526), (62, 3577), (73, 3038), (98, 2263), (146, 1519), (217, 1022), (434, 511)]