205000983

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 337075200

約数和(自身を除く): 132074217

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 131, 297, 363, 393, 479, 1089, 1179, 1437, 1441, 3267, 3537, 4311, 4323, 5269, 12933, 12969, 15807, 15851, 38907, 47421, 47553, 57959, 62749, 142263, 142659, 173877, 188247, 427977, 521631, 564741, 690239, 1564893, 1694223, 2070717, 6212151, 7592629, 18636453, 22777887, 68333661, 205000983]

約数ペア:

[(1, 205000983), (3, 68333661), (9, 22777887), (11, 18636453), (27, 7592629), (33, 6212151), (99, 2070717), (121, 1694223), (131, 1564893), (297, 690239), (363, 564741), (393, 521631), (479, 427977), (1089, 188247), (1179, 173877), (1437, 142659), (1441, 142263), (3267, 62749), (3537, 57959), (4311, 47553), (4323, 47421), (5269, 38907), (12933, 15851), (12969, 15807)]