16516258

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:654

約数の個数: 24

約数和(自身を含む): 27483120

約数和(自身を除く): 10966862

約数列:

[1, 2, 11, 22, 121, 139, 242, 278, 491, 982, 1529, 3058, 5401, 10802, 16819, 33638, 59411, 68249, 118822, 136498, 750739, 1501478, 8258129, 16516258]

約数ペア:

[(1, 16516258), (2, 8258129), (11, 1501478), (22, 750739), (121, 136498), (139, 118822), (242, 68249), (278, 59411), (491, 33638), (982, 16819), (1529, 10802), (3058, 5401)]