890403987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{3491}}^1$

素因数の和:3695

約数の個数: 32

約数和(自身を含む): 1327518720

約数和(自身を除く): 437114733

約数列:

[1, 3, 11, 33, 59, 131, 177, 393, 649, 1441, 1947, 3491, 4323, 7729, 10473, 23187, 38401, 85019, 115203, 205969, 255057, 457321, 617907, 1371963, 2265659, 5030531, 6796977, 15091593, 26981939, 80945817, 296801329, 890403987]

約数ペア:

[(1, 890403987), (3, 296801329), (11, 80945817), (33, 26981939), (59, 15091593), (131, 6796977), (177, 5030531), (393, 2265659), (649, 1371963), (1441, 617907), (1947, 457321), (3491, 255057), (4323, 205969), (7729, 115203), (10473, 85019), (23187, 38401)]