1398607

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 24

約数和(自身を含む): 1822176

約数和(自身を除く): 423569

約数列:

[1, 7, 17, 23, 49, 73, 119, 161, 391, 511, 833, 1127, 1241, 1679, 2737, 3577, 8687, 11753, 19159, 28543, 60809, 82271, 199801, 1398607]

約数ペア:

[(1, 1398607), (7, 199801), (17, 82271), (23, 60809), (49, 28543), (73, 19159), (119, 11753), (161, 8687), (391, 3577), (511, 2737), (833, 1679), (1127, 1241)]