81544374

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{40813}}^1$

素因数の和:40861

約数の個数: 32

約数和(自身を含む): 186111840

約数和(自身を除く): 104567466

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 40813, 81626, 122439, 244878, 367317, 734634, 1101951, 1510081, 2203902, 3020162, 4530243, 9060486, 13590729, 27181458, 40772187, 81544374]

約数ペア:

[(1, 81544374), (2, 40772187), (3, 27181458), (6, 13590729), (9, 9060486), (18, 4530243), (27, 3020162), (37, 2203902), (54, 1510081), (74, 1101951), (111, 734634), (222, 367317), (333, 244878), (666, 122439), (999, 81626), (1998, 40813)]