28526519

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1327}}^1$

素因数の和:1454

約数の個数: 16

約数和(自身を含む): 33911808

約数和(自身を除く): 5385289

約数列:

[1, 7, 37, 83, 259, 581, 1327, 3071, 9289, 21497, 49099, 110141, 343693, 770987, 4075217, 28526519]

約数ペア:

[(1, 28526519), (7, 4075217), (37, 770987), (83, 343693), (259, 110141), (581, 49099), (1327, 21497), (3071, 9289)]