28479305

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1228

約数の個数: 16

約数和(自身を含む): 35568720

約数和(自身を除く): 7089415

約数列:

[1, 5, 29, 145, 197, 985, 997, 4985, 5713, 28565, 28913, 144565, 196409, 982045, 5695861, 28479305]

約数ペア:

[(1, 28479305), (5, 5695861), (29, 982045), (145, 196409), (197, 144565), (985, 28913), (997, 28565), (4985, 5713)]