77777252

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{4987}}^1$

素因数の和:5555

約数の個数: 24

約数和(自身を含む): 155865024

約数和(自身を除く): 78087772

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 2228, 3899, 4987, 7798, 9974, 15596, 19948, 34909, 69818, 139636, 2777759, 5555518, 11111036, 19444313, 38888626, 77777252]

約数ペア:

[(1, 77777252), (2, 38888626), (4, 19444313), (7, 11111036), (14, 5555518), (28, 2777759), (557, 139636), (1114, 69818), (2228, 34909), (3899, 19948), (4987, 15596), (7798, 9974)]