201520089

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1699}}^1$

素因数の和:1922

約数の個数: 32

約数和(自身を含む): 313344000

約数和(自身を除く): 111823911

約数列:

[1, 3, 9, 23, 27, 69, 191, 207, 573, 621, 1699, 1719, 4393, 5097, 5157, 13179, 15291, 39077, 39537, 45873, 117231, 118611, 324509, 351693, 973527, 1055079, 2920581, 7463707, 8761743, 22391121, 67173363, 201520089]

約数ペア:

[(1, 201520089), (3, 67173363), (9, 22391121), (23, 8761743), (27, 7463707), (69, 2920581), (191, 1055079), (207, 973527), (573, 351693), (621, 324509), (1699, 118611), (1719, 117231), (4393, 45873), (5097, 39537), (5157, 39077), (13179, 15291)]