71931664

素因数分解:

$2^4\times 7^1\times {\mathrm{642247}}^1$

素因数の和:642262

約数の個数: 20

約数和(自身を含む): 159277504

約数和(自身を除く): 87345840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 642247, 1284494, 2568988, 4495729, 5137976, 8991458, 10275952, 17982916, 35965832, 71931664]

約数ペア:

[(1, 71931664), (2, 35965832), (4, 17982916), (7, 10275952), (8, 8991458), (14, 5137976), (16, 4495729), (28, 2568988), (56, 1284494), (112, 642247)]