28831239

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 42697200

約数和(自身を除く): 13865961

約数列:

[1, 3, 9, 67, 137, 201, 349, 411, 603, 1047, 1233, 3141, 9179, 23383, 27537, 47813, 70149, 82611, 143439, 210447, 430317, 3203471, 9610413, 28831239]

約数ペア:

[(1, 28831239), (3, 9610413), (9, 3203471), (67, 430317), (137, 210447), (201, 143439), (349, 82611), (411, 70149), (603, 47813), (1047, 27537), (1233, 23383), (3141, 9179)]