28398035

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1669}}^1$

素因数の和:1798

約数の個数: 16

約数和(自身を含む): 35350560

約数和(自身を除く): 6952525

約数列:

[1, 5, 41, 83, 205, 415, 1669, 3403, 8345, 17015, 68429, 138527, 342145, 692635, 5679607, 28398035]

約数ペア:

[(1, 28398035), (5, 5679607), (41, 692635), (83, 342145), (205, 138527), (415, 68429), (1669, 17015), (3403, 8345)]