128168982

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^2\times {\mathrm{3851}}^1$

素因数の和:3945

約数の個数: 36

約数和(自身を含む): 284381604

約数和(自身を除く): 156212622

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 1849, 3698, 3851, 5547, 7702, 11094, 11553, 16641, 23106, 33282, 34659, 69318, 165593, 331186, 496779, 993558, 1490337, 2980674, 7120499, 14240998, 21361497, 42722994, 64084491, 128168982]

約数ペア:

[(1, 128168982), (2, 64084491), (3, 42722994), (6, 21361497), (9, 14240998), (18, 7120499), (43, 2980674), (86, 1490337), (129, 993558), (258, 496779), (387, 331186), (774, 165593), (1849, 69318), (3698, 34659), (3851, 33282), (5547, 23106), (7702, 16641), (11094, 11553)]