131271152

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{22727}}^1$

素因数の和:22773

約数の個数: 30

約数和(自身を含む): 268440408

約数和(自身を除く): 137169256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 22727, 45454, 90908, 181816, 363632, 431813, 863626, 1727252, 3454504, 6909008, 8204447, 16408894, 32817788, 65635576, 131271152]

約数ペア:

[(1, 131271152), (2, 65635576), (4, 32817788), (8, 16408894), (16, 8204447), (19, 6909008), (38, 3454504), (76, 1727252), (152, 863626), (304, 431813), (361, 363632), (722, 181816), (1444, 90908), (2888, 45454), (5776, 22727)]