28712629

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 35020800

約数和(自身を除く): 6308171

約数列:

[1, 11, 19, 37, 47, 79, 209, 407, 517, 703, 869, 893, 1501, 1739, 2923, 3713, 7733, 9823, 16511, 19129, 32153, 33041, 40843, 55537, 70547, 137381, 363451, 610907, 776017, 1511191, 2610239, 28712629]

約数ペア:

[(1, 28712629), (11, 2610239), (19, 1511191), (37, 776017), (47, 610907), (79, 363451), (209, 137381), (407, 70547), (517, 55537), (703, 40843), (869, 33041), (893, 32153), (1501, 19129), (1739, 16511), (2923, 9823), (3713, 7733)]