71431808

素因数分解:

$2^7\times 7^3\times {\mathrm{1627}}^1$

素因数の和:1662

約数の個数: 64

約数和(自身を含む): 166056000

約数和(自身を除く): 94624192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 686, 784, 896, 1372, 1568, 1627, 2744, 3136, 3254, 5488, 6272, 6508, 10976, 11389, 13016, 21952, 22778, 26032, 43904, 45556, 52064, 79723, 91112, 104128, 159446, 182224, 208256, 318892, 364448, 558061, 637784, 728896, 1116122, 1275568, 1457792, 2232244, 2551136, 4464488, 5102272, 8928976, 10204544, 17857952, 35715904, 71431808]

約数ペア:

[(1, 71431808), (2, 35715904), (4, 17857952), (7, 10204544), (8, 8928976), (14, 5102272), (16, 4464488), (28, 2551136), (32, 2232244), (49, 1457792), (56, 1275568), (64, 1116122), (98, 728896), (112, 637784), (128, 558061), (196, 364448), (224, 318892), (343, 208256), (392, 182224), (448, 159446), (686, 104128), (784, 91112), (896, 79723), (1372, 52064), (1568, 45556), (1627, 43904), (2744, 26032), (3136, 22778), (3254, 21952), (5488, 13016), (6272, 11389), (6508, 10976)]