128400045

素因数分解:

$3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{15649}}^1$

素因数の和:16204

約数の個数: 16

約数和(自身を含む): 205828800

約数和(自身を除く): 77428755

約数列:

[1, 3, 5, 15, 547, 1641, 2735, 8205, 15649, 46947, 78245, 234735, 8560003, 25680009, 42800015, 128400045]

約数ペア:

[(1, 128400045), (3, 42800015), (5, 25680009), (15, 8560003), (547, 234735), (1641, 78245), (2735, 46947), (8205, 15649)]