268542801

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 36

約数和(自身を含む): 408182580

約数和(自身を除く): 139639779

約数列:

[1, 3, 9, 31, 61, 93, 183, 279, 509, 549, 961, 1527, 1891, 2883, 4581, 5673, 8649, 15779, 17019, 31049, 47337, 58621, 93147, 142011, 175863, 279441, 489149, 527589, 962519, 1467447, 2887557, 4402341, 8662671, 29838089, 89514267, 268542801]

約数ペア:

[(1, 268542801), (3, 89514267), (9, 29838089), (31, 8662671), (61, 4402341), (93, 2887557), (183, 1467447), (279, 962519), (509, 527589), (549, 489149), (961, 279441), (1527, 175863), (1891, 142011), (2883, 93147), (4581, 58621), (5673, 47337), (8649, 31049), (15779, 17019)]