137048990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{19891}}^1$

素因数の和:19964

約数の個数: 32

約数和(自身を含む): 270690336

約数和(自身を除く): 133641346

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 19891, 39782, 99455, 198910, 258583, 517166, 1054223, 1292915, 2108446, 2585830, 5271115, 10542230, 13704899, 27409798, 68524495, 137048990]

約数ペア:

[(1, 137048990), (2, 68524495), (5, 27409798), (10, 13704899), (13, 10542230), (26, 5271115), (53, 2585830), (65, 2108446), (106, 1292915), (130, 1054223), (265, 517166), (530, 258583), (689, 198910), (1378, 99455), (3445, 39782), (6890, 19891)]