139931456

素因数分解:

$2^6\times 7^2\times {\mathrm{44621}}^1$

素因数の和:44647

約数の個数: 42

約数和(自身を含む): 323018658

約数和(自身を除く): 183087202

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 44621, 89242, 178484, 312347, 356968, 624694, 713936, 1249388, 1427872, 2186429, 2498776, 2855744, 4372858, 4997552, 8745716, 9995104, 17491432, 19990208, 34982864, 69965728, 139931456]

約数ペア:

[(1, 139931456), (2, 69965728), (4, 34982864), (7, 19990208), (8, 17491432), (14, 9995104), (16, 8745716), (28, 4997552), (32, 4372858), (49, 2855744), (56, 2498776), (64, 2186429), (98, 1427872), (112, 1249388), (196, 713936), (224, 624694), (392, 356968), (448, 312347), (784, 178484), (1568, 89242), (3136, 44621)]