508712169

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{26417}}^1$

素因数の和:26565

約数の個数: 24

約数和(自身を含む): 795076128

約数和(自身を除く): 286363959

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 6419, 19257, 26417, 79251, 184919, 554757, 1294433, 3460627, 3883299, 10381881, 24224389, 72673167, 169570723, 508712169]

約数ペア:

[(1, 508712169), (3, 169570723), (7, 72673167), (21, 24224389), (49, 10381881), (131, 3883299), (147, 3460627), (393, 1294433), (917, 554757), (2751, 184919), (6419, 79251), (19257, 26417)]