68978894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{19697}}^1$

素因数の和:19819

約数の個数: 16

約数和(自身を含む): 110623968

約数和(自身を除く): 41645074

約数列:

[1, 2, 17, 34, 103, 206, 1751, 3502, 19697, 39394, 334849, 669698, 2028791, 4057582, 34489447, 68978894]

約数ペア:

[(1, 68978894), (2, 34489447), (17, 4057582), (34, 2028791), (103, 669698), (206, 334849), (1751, 39394), (3502, 19697)]