28247965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17491}}^1$

素因数の和:17532

約数の個数: 16

約数和(自身を含む): 37782720

約数和(自身を除く): 9534755

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 17491, 87455, 297347, 332329, 1486735, 1661645, 5649593, 28247965]

約数ペア:

[(1, 28247965), (5, 5649593), (17, 1661645), (19, 1486735), (85, 332329), (95, 297347), (323, 87455), (1615, 17491)]