121709728

素因数分解:

$2^5\times 7^2\times {\mathrm{77621}}^1$

素因数の和:77645

約数の個数: 36

約数和(自身を含む): 278740602

約数和(自身を除く): 157030874

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 77621, 155242, 310484, 543347, 620968, 1086694, 1241936, 2173388, 2483872, 3803429, 4346776, 7606858, 8693552, 15213716, 17387104, 30427432, 60854864, 121709728]

約数ペア:

[(1, 121709728), (2, 60854864), (4, 30427432), (7, 17387104), (8, 15213716), (14, 8693552), (16, 7606858), (28, 4346776), (32, 3803429), (49, 2483872), (56, 2173388), (98, 1241936), (112, 1086694), (196, 620968), (224, 543347), (392, 310484), (784, 155242), (1568, 77621)]