248810211

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{236287}}^1$

素因数の和:236312

約数の個数: 20

約数和(自身を含む): 400271872

約数和(自身を除く): 151461661

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 236287, 708861, 2126583, 3071731, 6379749, 9215193, 19139247, 27645579, 82936737, 248810211]

約数ペア:

[(1, 248810211), (3, 82936737), (9, 27645579), (13, 19139247), (27, 9215193), (39, 6379749), (81, 3071731), (117, 2126583), (351, 708861), (1053, 236287)]