12687268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 25623360

約数和(自身を除く): 12936092

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 61, 116, 122, 163, 244, 319, 326, 638, 652, 671, 1276, 1342, 1769, 1793, 2684, 3538, 3586, 4727, 7076, 7172, 9454, 9943, 18908, 19459, 19886, 38918, 39772, 51997, 77836, 103994, 109373, 207988, 218746, 288347, 437492, 576694, 1153388, 3171817, 6343634, 12687268]

約数ペア:

[(1, 12687268), (2, 6343634), (4, 3171817), (11, 1153388), (22, 576694), (29, 437492), (44, 288347), (58, 218746), (61, 207988), (116, 109373), (122, 103994), (163, 77836), (244, 51997), (319, 39772), (326, 38918), (638, 19886), (652, 19459), (671, 18908), (1276, 9943), (1342, 9454), (1769, 7172), (1793, 7076), (2684, 4727), (3538, 3586)]