724976721

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{1019}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 1252592640

約数和(自身を除く): 527615919

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 491, 1019, 1449, 1473, 3057, 3437, 4419, 7133, 9171, 10311, 11293, 21399, 23437, 30933, 33879, 64197, 70311, 79051, 101637, 164059, 210933, 237153, 492177, 500329, 711459, 1476531, 1500987, 3502303, 4502961, 10506909, 11507567, 31520727, 34522701, 80552969, 103568103, 241658907, 724976721]

約数ペア:

[(1, 724976721), (3, 241658907), (7, 103568103), (9, 80552969), (21, 34522701), (23, 31520727), (63, 11507567), (69, 10506909), (161, 4502961), (207, 3502303), (483, 1500987), (491, 1476531), (1019, 711459), (1449, 500329), (1473, 492177), (3057, 237153), (3437, 210933), (4419, 164059), (7133, 101637), (9171, 79051), (10311, 70311), (11293, 64197), (21399, 33879), (23437, 30933)]