78738484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1973}}^1$

素因数の和:2895

約数の個数: 24

約数和(自身を含む): 150560928

約数和(自身を除く): 71822444

約数列:

[1, 2, 4, 11, 22, 44, 907, 1814, 1973, 3628, 3946, 7892, 9977, 19954, 21703, 39908, 43406, 86812, 1789511, 3579022, 7158044, 19684621, 39369242, 78738484]

約数ペア:

[(1, 78738484), (2, 39369242), (4, 19684621), (11, 7158044), (22, 3579022), (44, 1789511), (907, 86812), (1814, 43406), (1973, 39908), (3628, 21703), (3946, 19954), (7892, 9977)]