81211056

素因数分解:

$2^4\times 3^1\times {\mathrm{1691897}}^1$

素因数の和:1691908

約数の個数: 20

約数和(自身を含む): 209795352

約数和(自身を除く): 128584296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1691897, 3383794, 5075691, 6767588, 10151382, 13535176, 20302764, 27070352, 40605528, 81211056]

約数ペア:

[(1, 81211056), (2, 40605528), (3, 27070352), (4, 20302764), (6, 13535176), (8, 10151382), (12, 6767588), (16, 5075691), (24, 3383794), (48, 1691897)]