209905866

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{5227}}^1$

素因数の和:5355

約数の個数: 48

約数和(自身を含む): 479553984

約数和(自身を除く): 269648118

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 97, 138, 194, 207, 291, 414, 582, 873, 1746, 2231, 4462, 5227, 6693, 10454, 13386, 15681, 20079, 31362, 40158, 47043, 94086, 120221, 240442, 360663, 507019, 721326, 1014038, 1081989, 1521057, 2163978, 3042114, 4563171, 9126342, 11661437, 23322874, 34984311, 69968622, 104952933, 209905866]

約数ペア:

[(1, 209905866), (2, 104952933), (3, 69968622), (6, 34984311), (9, 23322874), (18, 11661437), (23, 9126342), (46, 4563171), (69, 3042114), (97, 2163978), (138, 1521057), (194, 1081989), (207, 1014038), (291, 721326), (414, 507019), (582, 360663), (873, 240442), (1746, 120221), (2231, 94086), (4462, 47043), (5227, 40158), (6693, 31362), (10454, 20079), (13386, 15681)]