201620205

素因数分解:

$3^3\times 5^1\times {\mathrm{1493483}}^1$

素因数の和:1493497

約数の個数: 16

約数和(自身を含む): 358436160

約数和(自身を除く): 156815955

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1493483, 4480449, 7467415, 13441347, 22402245, 40324041, 67206735, 201620205]

約数ペア:

[(1, 201620205), (3, 67206735), (5, 40324041), (9, 22402245), (15, 13441347), (27, 7467415), (45, 4480449), (135, 1493483)]