61945408

素因数分解:

$2^6\times 7^2\times {\mathrm{19753}}^1$

素因数の和:19779

約数の個数: 42

約数和(自身を含む): 142999206

約数和(自身を除く): 81053798

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 19753, 39506, 79012, 138271, 158024, 276542, 316048, 553084, 632096, 967897, 1106168, 1264192, 1935794, 2212336, 3871588, 4424672, 7743176, 8849344, 15486352, 30972704, 61945408]

約数ペア:

[(1, 61945408), (2, 30972704), (4, 15486352), (7, 8849344), (8, 7743176), (14, 4424672), (16, 3871588), (28, 2212336), (32, 1935794), (49, 1264192), (56, 1106168), (64, 967897), (98, 632096), (112, 553084), (196, 316048), (224, 276542), (392, 158024), (448, 138271), (784, 79012), (1568, 39506), (3136, 19753)]