81984378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{52757}}^1$

素因数の和:52806

約数の個数: 32

約数和(自身を含む): 192461184

約数和(自身を除く): 110476806

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 52757, 105514, 158271, 316542, 369299, 738598, 1107897, 1952009, 2215794, 3904018, 5856027, 11712054, 13664063, 27328126, 40992189, 81984378]

約数ペア:

[(1, 81984378), (2, 40992189), (3, 27328126), (6, 13664063), (7, 11712054), (14, 5856027), (21, 3904018), (37, 2215794), (42, 1952009), (74, 1107897), (111, 738598), (222, 369299), (259, 316542), (518, 158271), (777, 105514), (1554, 52757)]