81021036

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{65551}}^1$

素因数の和:65661

約数の個数: 24

約数和(自身を含む): 190887424

約数和(自身を除く): 109866388

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 65551, 131102, 196653, 262204, 393306, 786612, 6751753, 13503506, 20255259, 27007012, 40510518, 81021036]

約数ペア:

[(1, 81021036), (2, 40510518), (3, 27007012), (4, 20255259), (6, 13503506), (12, 6751753), (103, 786612), (206, 393306), (309, 262204), (412, 196653), (618, 131102), (1236, 65551)]