42891758

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 81530064

約数和(自身を除く): 38638306

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 131, 182, 257, 262, 514, 637, 917, 1274, 1703, 1799, 1834, 3341, 3406, 3598, 6419, 6682, 11921, 12593, 12838, 23387, 23842, 25186, 33667, 46774, 67334, 83447, 163709, 166894, 235669, 327418, 437671, 471338, 875342, 1649683, 3063697, 3299366, 6127394, 21445879, 42891758]

約数ペア:

[(1, 42891758), (2, 21445879), (7, 6127394), (13, 3299366), (14, 3063697), (26, 1649683), (49, 875342), (91, 471338), (98, 437671), (131, 327418), (182, 235669), (257, 166894), (262, 163709), (514, 83447), (637, 67334), (917, 46774), (1274, 33667), (1703, 25186), (1799, 23842), (1834, 23387), (3341, 12838), (3406, 12593), (3598, 11921), (6419, 6682)]