890995077

素因数分解:

$3^2\times 7^2\times {\mathrm{457}}^1\times {\mathrm{4421}}^1$

素因数の和:4898

約数の個数: 36

約数和(自身を含む): 1500729516

約数和(自身を除く): 609734439

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 457, 1371, 3199, 4113, 4421, 9597, 13263, 22393, 28791, 30947, 39789, 67179, 92841, 201537, 216629, 278523, 649887, 1949661, 2020397, 6061191, 14142779, 18183573, 42428337, 98999453, 127285011, 296998359, 890995077]

約数ペア:

[(1, 890995077), (3, 296998359), (7, 127285011), (9, 98999453), (21, 42428337), (49, 18183573), (63, 14142779), (147, 6061191), (441, 2020397), (457, 1949661), (1371, 649887), (3199, 278523), (4113, 216629), (4421, 201537), (9597, 92841), (13263, 67179), (22393, 39789), (28791, 30947)]