26681403

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 43600896

約数和(自身を除く): 16919493

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1493, 2553, 4479, 5957, 10451, 17871, 31353, 34339, 55241, 103017, 165723, 240373, 386687, 721119, 1160061, 1270543, 3811629, 8893801, 26681403]

約数ペア:

[(1, 26681403), (3, 8893801), (7, 3811629), (21, 1270543), (23, 1160061), (37, 721119), (69, 386687), (111, 240373), (161, 165723), (259, 103017), (483, 55241), (777, 34339), (851, 31353), (1493, 17871), (2553, 10451), (4479, 5957)]