28195605

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{36857}}^1$

素因数の和:36885

約数の個数: 24

約数和(自身を含む): 51748632

約数和(自身を除く): 23553027

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 36857, 110571, 184285, 331713, 552855, 626569, 1658565, 1879707, 3132845, 5639121, 9398535, 28195605]

約数ペア:

[(1, 28195605), (3, 9398535), (5, 5639121), (9, 3132845), (15, 1879707), (17, 1658565), (45, 626569), (51, 552855), (85, 331713), (153, 184285), (255, 110571), (765, 36857)]