508788135

素因数分解:

$3^4\times 5^1\times {\mathrm{1256267}}^1$

素因数の和:1256284

約数の個数: 20

約数和(自身を含む): 912050568

約数和(自身を除く): 403262433

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1256267, 3768801, 6281335, 11306403, 18844005, 33919209, 56532015, 101757627, 169596045, 508788135]

約数ペア:

[(1, 508788135), (3, 169596045), (5, 101757627), (9, 56532015), (15, 33919209), (27, 18844005), (45, 11306403), (81, 6281335), (135, 3768801), (405, 1256267)]