66578974

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18797}}^1$

素因数の和:18840

約数の個数: 32

約数和(自身を含む): 129931776

約数和(自身を除く): 63352802

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 18797, 37594, 131579, 206767, 263158, 413534, 432331, 864662, 1447369, 2894738, 3026317, 4755641, 6052634, 9511282, 33289487, 66578974]

約数ペア:

[(1, 66578974), (2, 33289487), (7, 9511282), (11, 6052634), (14, 4755641), (22, 3026317), (23, 2894738), (46, 1447369), (77, 864662), (154, 432331), (161, 413534), (253, 263158), (322, 206767), (506, 131579), (1771, 37594), (3542, 18797)]