66721466

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 118039680

約数和(自身を除く): 51318214

約数列:

[1, 2, 7, 14, 43, 86, 137, 274, 301, 602, 809, 959, 1618, 1918, 5663, 5891, 11326, 11782, 34787, 41237, 69574, 82474, 110833, 221666, 243509, 487018, 775831, 1551662, 4765819, 9531638, 33360733, 66721466]

約数ペア:

[(1, 66721466), (2, 33360733), (7, 9531638), (14, 4765819), (43, 1551662), (86, 775831), (137, 487018), (274, 243509), (301, 221666), (602, 110833), (809, 82474), (959, 69574), (1618, 41237), (1918, 34787), (5663, 11782), (5891, 11326)]