81330606

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{645481}}^1$

素因数の和:645496

約数の個数: 24

約数和(自身を含む): 201390384

約数和(自身を除く): 120059778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 645481, 1290962, 1936443, 3872886, 4518367, 5809329, 9036734, 11618658, 13555101, 27110202, 40665303, 81330606]

約数ペア:

[(1, 81330606), (2, 40665303), (3, 27110202), (6, 13555101), (7, 11618658), (9, 9036734), (14, 5809329), (18, 4518367), (21, 3872886), (42, 1936443), (63, 1290962), (126, 645481)]