638043135

素因数分解:

$3^1\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{16229}}^1$

素因数の和:18858

約数の個数: 16

約数和(自身を含む): 1021321440

約数和(自身を除く): 383278305

約数列:

[1, 3, 5, 15, 2621, 7863, 13105, 16229, 39315, 48687, 81145, 243435, 42536209, 127608627, 212681045, 638043135]

約数ペア:

[(1, 638043135), (3, 212681045), (5, 127608627), (15, 42536209), (2621, 243435), (7863, 81145), (13105, 48687), (16229, 39315)]