200519145

素因数分解:

$3^4\times 5^1\times {\mathrm{495109}}^1$

素因数の和:495126

約数の個数: 20

約数和(自身を含む): 359449860

約数和(自身を除く): 158930715

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 495109, 1485327, 2475545, 4455981, 7426635, 13367943, 22279905, 40103829, 66839715, 200519145]

約数ペア:

[(1, 200519145), (3, 66839715), (5, 40103829), (9, 22279905), (15, 13367943), (27, 7426635), (45, 4455981), (81, 2475545), (135, 1485327), (405, 495109)]