201678885

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{41117}}^1$

素因数の和:41237

約数の個数: 24

約数和(自身を含む): 352792440

約数和(自身を除く): 151113555

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 41117, 123351, 205585, 370053, 616755, 1850265, 4481753, 13445259, 22408765, 40335777, 67226295, 201678885]

約数ペア:

[(1, 201678885), (3, 67226295), (5, 40335777), (9, 22408765), (15, 13445259), (45, 4481753), (109, 1850265), (327, 616755), (545, 370053), (981, 205585), (1635, 123351), (4905, 41117)]