278340496

素因数分解:

$2^4\times 7^1\times {\mathrm{2485183}}^1$

素因数の和:2485198

約数の個数: 20

約数和(自身を含む): 616325632

約数和(自身を除く): 337985136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2485183, 4970366, 9940732, 17396281, 19881464, 34792562, 39762928, 69585124, 139170248, 278340496]

約数ペア:

[(1, 278340496), (2, 139170248), (4, 69585124), (7, 39762928), (8, 34792562), (14, 19881464), (16, 17396281), (28, 9940732), (56, 4970366), (112, 2485183)]