9899865

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12941}}^1$

素因数の和:12969

約数の個数: 24

約数和(自身を含む): 18170568

約数和(自身を除く): 8270703

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 12941, 38823, 64705, 116469, 194115, 219997, 582345, 659991, 1099985, 1979973, 3299955, 9899865]

約数ペア:

[(1, 9899865), (3, 3299955), (5, 1979973), (9, 1099985), (15, 659991), (17, 582345), (45, 219997), (51, 194115), (85, 116469), (153, 64705), (255, 38823), (765, 12941)]