31275328

素因数分解:

$2^6\times 7^2\times {\mathrm{9973}}^1$

素因数の和:9999

約数の個数: 42

約数和(自身を含む): 72201786

約数和(自身を除く): 40926458

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 9973, 19946, 39892, 69811, 79784, 139622, 159568, 279244, 319136, 488677, 558488, 638272, 977354, 1116976, 1954708, 2233952, 3909416, 4467904, 7818832, 15637664, 31275328]

約数ペア:

[(1, 31275328), (2, 15637664), (4, 7818832), (7, 4467904), (8, 3909416), (14, 2233952), (16, 1954708), (28, 1116976), (32, 977354), (49, 638272), (56, 558488), (64, 488677), (98, 319136), (112, 279244), (196, 159568), (224, 139622), (392, 79784), (448, 69811), (784, 39892), (1568, 19946), (3136, 9973)]