65387865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{256423}}^1$

素因数の和:256448

約数の個数: 16

約数和(自身を含む): 110775168

約数和(自身を除く): 45387303

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 256423, 769269, 1282115, 3846345, 4359191, 13077573, 21795955, 65387865]

約数ペア:

[(1, 65387865), (3, 21795955), (5, 13077573), (15, 4359191), (17, 3846345), (51, 1282115), (85, 769269), (255, 256423)]