128566529

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2027}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 171714816

約数和(自身を除く): 43148287

約数列:

[1, 7, 13, 17, 41, 91, 119, 221, 287, 533, 697, 1547, 2027, 3731, 4879, 9061, 14189, 26351, 34459, 63427, 83107, 184457, 241213, 447967, 581749, 1080391, 1412819, 3135769, 7562737, 9889733, 18366647, 128566529]

約数ペア:

[(1, 128566529), (7, 18366647), (13, 9889733), (17, 7562737), (41, 3135769), (91, 1412819), (119, 1080391), (221, 581749), (287, 447967), (533, 241213), (697, 184457), (1547, 83107), (2027, 63427), (3731, 34459), (4879, 26351), (9061, 14189)]