213031616

素因数分解:

$2^6\times 7^2\times {\mathrm{67931}}^1$

素因数の和:67957

約数の個数: 42

約数和(自身を含む): 491759748

約数和(自身を除く): 278728132

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 67931, 135862, 271724, 475517, 543448, 951034, 1086896, 1902068, 2173792, 3328619, 3804136, 4347584, 6657238, 7608272, 13314476, 15216544, 26628952, 30433088, 53257904, 106515808, 213031616]

約数ペア:

[(1, 213031616), (2, 106515808), (4, 53257904), (7, 30433088), (8, 26628952), (14, 15216544), (16, 13314476), (28, 7608272), (32, 6657238), (49, 4347584), (56, 3804136), (64, 3328619), (98, 2173792), (112, 1902068), (196, 1086896), (224, 951034), (392, 543448), (448, 475517), (784, 271724), (1568, 135862), (3136, 67931)]