28438335

素因数分解:

$3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2459}}^1$

素因数の和:2727

約数の個数: 24

約数和(自身を含む): 49505040

約数和(自身を除く): 21066705

約数列:

[1, 3, 5, 9, 15, 45, 257, 771, 1285, 2313, 2459, 3855, 7377, 11565, 12295, 22131, 36885, 110655, 631963, 1895889, 3159815, 5687667, 9479445, 28438335]

約数ペア:

[(1, 28438335), (3, 9479445), (5, 5687667), (9, 3159815), (15, 1895889), (45, 631963), (257, 110655), (771, 36885), (1285, 22131), (2313, 12295), (2459, 11565), (3855, 7377)]