201371443

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 287646720

約数和(自身を除く): 86275277

約数列:

[1, 7, 13, 17, 19, 31, 91, 119, 133, 169, 217, 221, 247, 289, 323, 403, 527, 589, 1183, 1547, 1729, 2023, 2261, 2821, 2873, 3211, 3689, 3757, 4123, 4199, 5239, 5491, 6851, 7657, 8959, 10013, 20111, 22477, 26299, 29393, 36673, 38437, 47957, 48841, 53599, 54587, 62713, 70091, 71383, 89063, 99541, 116467, 130169, 170221, 341887, 382109, 499681, 623441, 696787, 815269, 911183, 927979, 1191547, 1514071, 1692197, 2212873, 6495853, 10598497, 11845379, 15490111, 28767349, 201371443]

約数ペア:

[(1, 201371443), (7, 28767349), (13, 15490111), (17, 11845379), (19, 10598497), (31, 6495853), (91, 2212873), (119, 1692197), (133, 1514071), (169, 1191547), (217, 927979), (221, 911183), (247, 815269), (289, 696787), (323, 623441), (403, 499681), (527, 382109), (589, 341887), (1183, 170221), (1547, 130169), (1729, 116467), (2023, 99541), (2261, 89063), (2821, 71383), (2873, 70091), (3211, 62713), (3689, 54587), (3757, 53599), (4123, 48841), (4199, 47957), (5239, 38437), (5491, 36673), (6851, 29393), (7657, 26299), (8959, 22477), (10013, 20111)]