28105395

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14303}}^1$

素因数の和:14442

約数の個数: 16

約数和(自身を含む): 45315072

約数和(自身を除く): 17209677

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 14303, 42909, 71515, 214545, 1873693, 5621079, 9368465, 28105395]

約数ペア:

[(1, 28105395), (3, 9368465), (5, 5621079), (15, 1873693), (131, 214545), (393, 71515), (655, 42909), (1965, 14303)]