218479107

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4801}}^1$

素因数の和:5019

約数の個数: 32

約数和(自身を含む): 365105664

約数和(自身を除く): 146626557

約数列:

[1, 3, 7, 11, 21, 33, 77, 197, 231, 591, 1379, 2167, 4137, 4801, 6501, 14403, 15169, 33607, 45507, 52811, 100821, 158433, 369677, 945797, 1109031, 2837391, 6620579, 10403767, 19861737, 31211301, 72826369, 218479107]

約数ペア:

[(1, 218479107), (3, 72826369), (7, 31211301), (11, 19861737), (21, 10403767), (33, 6620579), (77, 2837391), (197, 1109031), (231, 945797), (591, 369677), (1379, 158433), (2167, 100821), (4137, 52811), (4801, 45507), (6501, 33607), (14403, 15169)]