127218728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4723}}^1$

素因数の和:4786

約数の個数: 64

約数和(自身を含む): 301580160

約数和(自身を除く): 174361432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 52, 56, 74, 91, 104, 148, 182, 259, 296, 364, 481, 518, 728, 962, 1036, 1924, 2072, 3367, 3848, 4723, 6734, 9446, 13468, 18892, 26936, 33061, 37784, 61399, 66122, 122798, 132244, 174751, 245596, 264488, 349502, 429793, 491192, 699004, 859586, 1223257, 1398008, 1719172, 2271763, 2446514, 3438344, 4543526, 4893028, 9087052, 9786056, 15902341, 18174104, 31804682, 63609364, 127218728]

約数ペア:

[(1, 127218728), (2, 63609364), (4, 31804682), (7, 18174104), (8, 15902341), (13, 9786056), (14, 9087052), (26, 4893028), (28, 4543526), (37, 3438344), (52, 2446514), (56, 2271763), (74, 1719172), (91, 1398008), (104, 1223257), (148, 859586), (182, 699004), (259, 491192), (296, 429793), (364, 349502), (481, 264488), (518, 245596), (728, 174751), (962, 132244), (1036, 122798), (1924, 66122), (2072, 61399), (3367, 37784), (3848, 33061), (4723, 26936), (6734, 18892), (9446, 13468)]