16645077

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 25279488

約数和(自身を除く): 8634411

約数列:

[1, 3, 9, 23, 69, 191, 207, 421, 573, 1263, 1719, 3789, 4393, 9683, 13179, 29049, 39537, 80411, 87147, 241233, 723699, 1849453, 5548359, 16645077]

約数ペア:

[(1, 16645077), (3, 5548359), (9, 1849453), (23, 723699), (69, 241233), (191, 87147), (207, 80411), (421, 39537), (573, 29049), (1263, 13179), (1719, 9683), (3789, 4393)]