26128949

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19961}}^1$

素因数の和:19996

約数の個数: 16

約数和(自身を含む): 34494336

約数和(自身を除く): 8365387

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 19961, 139727, 219571, 339337, 1536997, 2375359, 3732707, 26128949]

約数ペア:

[(1, 26128949), (7, 3732707), (11, 2375359), (17, 1536997), (77, 339337), (119, 219571), (187, 139727), (1309, 19961)]