12147723

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 21278400

約数和(自身を除く): 9130677

約数列:

[1, 3, 7, 9, 21, 29, 61, 63, 87, 109, 183, 203, 261, 327, 427, 549, 609, 763, 981, 1281, 1769, 1827, 2289, 3161, 3843, 5307, 6649, 6867, 9483, 12383, 15921, 19947, 22127, 28449, 37149, 46543, 59841, 66381, 111447, 139629, 192821, 199143, 418887, 578463, 1349747, 1735389, 4049241, 12147723]

約数ペア:

[(1, 12147723), (3, 4049241), (7, 1735389), (9, 1349747), (21, 578463), (29, 418887), (61, 199143), (63, 192821), (87, 139629), (109, 111447), (183, 66381), (203, 59841), (261, 46543), (327, 37149), (427, 28449), (549, 22127), (609, 19947), (763, 15921), (981, 12383), (1281, 9483), (1769, 6867), (1827, 6649), (2289, 5307), (3161, 3843)]