56639884

素因数分解:

$2^2\times 7^2\times {\mathrm{288979}}^1$

素因数の和:288997

約数の個数: 18

約数和(自身を含む): 115303020

約数和(自身を除く): 58663136

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 288979, 577958, 1155916, 2022853, 4045706, 8091412, 14159971, 28319942, 56639884]

約数ペア:

[(1, 56639884), (2, 28319942), (4, 14159971), (7, 8091412), (14, 4045706), (28, 2022853), (49, 1155916), (98, 577958), (196, 288979)]