28490487

素因数分解:

$3^1\times {\mathrm{17}}^3\times {\mathrm{1933}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 40381920

約数和(自身を除く): 11891433

約数列:

[1, 3, 17, 51, 289, 867, 1933, 4913, 5799, 14739, 32861, 98583, 558637, 1675911, 9496829, 28490487]

約数ペア:

[(1, 28490487), (3, 9496829), (17, 1675911), (51, 558637), (289, 98583), (867, 32861), (1933, 14739), (4913, 5799)]