258539931

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{245527}}^1$

素因数の和:245552

約数の個数: 20

約数和(自身を含む): 415924432

約数和(自身を除く): 157384501

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 245527, 736581, 2209743, 3191851, 6629229, 9575553, 19887687, 28726659, 86179977, 258539931]

約数ペア:

[(1, 258539931), (3, 86179977), (9, 28726659), (13, 19887687), (27, 9575553), (39, 6629229), (81, 3191851), (117, 2209743), (351, 736581), (1053, 245527)]