207801664

素因数分解:

$2^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 491581440

約数和(自身を除く): 283779776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 71, 94, 112, 139, 142, 188, 224, 278, 284, 329, 376, 448, 497, 556, 568, 658, 752, 973, 994, 1112, 1136, 1316, 1504, 1946, 1988, 2224, 2272, 2632, 3008, 3337, 3892, 3976, 4448, 4544, 5264, 6533, 6674, 7784, 7952, 8896, 9869, 10528, 13066, 13348, 15568, 15904, 19738, 21056, 23359, 26132, 26696, 31136, 31808, 39476, 45731, 46718, 52264, 53392, 62272, 69083, 78952, 91462, 93436, 104528, 106784, 138166, 157904, 182924, 186872, 209056, 213568, 276332, 315808, 365848, 373744, 418112, 463843, 552664, 631616, 731696, 747488, 927686, 1105328, 1463392, 1494976, 1855372, 2210656, 2926784, 3246901, 3710744, 4421312, 6493802, 7421488, 12987604, 14842976, 25975208, 29685952, 51950416, 103900832, 207801664]

約数ペア:

[(1, 207801664), (2, 103900832), (4, 51950416), (7, 29685952), (8, 25975208), (14, 14842976), (16, 12987604), (28, 7421488), (32, 6493802), (47, 4421312), (56, 3710744), (64, 3246901), (71, 2926784), (94, 2210656), (112, 1855372), (139, 1494976), (142, 1463392), (188, 1105328), (224, 927686), (278, 747488), (284, 731696), (329, 631616), (376, 552664), (448, 463843), (497, 418112), (556, 373744), (568, 365848), (658, 315808), (752, 276332), (973, 213568), (994, 209056), (1112, 186872), (1136, 182924), (1316, 157904), (1504, 138166), (1946, 106784), (1988, 104528), (2224, 93436), (2272, 91462), (2632, 78952), (3008, 69083), (3337, 62272), (3892, 53392), (3976, 52264), (4448, 46718), (4544, 45731), (5264, 39476), (6533, 31808), (6674, 31136), (7784, 26696), (7952, 26132), (8896, 23359), (9869, 21056), (10528, 19738), (13066, 15904), (13348, 15568)]