26989730

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{15601}}^1$

素因数の和:15781

約数の個数: 16

約数和(自身を含む): 48865464

約数和(自身を除く): 21875734

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 15601, 31202, 78005, 156010, 2698973, 5397946, 13494865, 26989730]

約数ペア:

[(1, 26989730), (2, 13494865), (5, 5397946), (10, 2698973), (173, 156010), (346, 78005), (865, 31202), (1730, 15601)]