28980324

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21757}}^1$

素因数の和:21804

約数の個数: 36

約数和(自身を含む): 75239164

約数和(自身を除く): 46258840

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21757, 43514, 65271, 87028, 130542, 195813, 261084, 391626, 783252, 805009, 1610018, 2415027, 3220036, 4830054, 7245081, 9660108, 14490162, 28980324]

約数ペア:

[(1, 28980324), (2, 14490162), (3, 9660108), (4, 7245081), (6, 4830054), (9, 3220036), (12, 2415027), (18, 1610018), (36, 805009), (37, 783252), (74, 391626), (111, 261084), (148, 195813), (222, 130542), (333, 87028), (444, 65271), (666, 43514), (1332, 21757)]