1254292047

素因数分解:

$3^4\times {\mathrm{1951}}^1\times {\mathrm{7937}}^1$

素因数の和:9900

約数の個数: 20

約数和(自身を含む): 1874892096

約数和(自身を除く): 620600049

約数列:

[1, 3, 9, 27, 81, 1951, 5853, 7937, 17559, 23811, 52677, 71433, 158031, 214299, 642897, 15485087, 46455261, 139365783, 418097349, 1254292047]

約数ペア:

[(1, 1254292047), (3, 418097349), (9, 139365783), (27, 46455261), (81, 15485087), (1951, 642897), (5853, 214299), (7937, 158031), (17559, 71433), (23811, 52677)]