28643475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{54559}}^1$

素因数の和:54579

約数の個数: 24

約数和(自身を含む): 54123520

約数和(自身を除く): 25480045

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 54559, 163677, 272795, 381913, 818385, 1145739, 1363975, 1909565, 4091925, 5728695, 9547825, 28643475]

約数ペア:

[(1, 28643475), (3, 9547825), (5, 5728695), (7, 4091925), (15, 1909565), (21, 1363975), (25, 1145739), (35, 818385), (75, 381913), (105, 272795), (175, 163677), (525, 54559)]