72390255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{689431}}^1$

素因数の和:689446

約数の個数: 16

約数和(自身を含む): 132370944

約数和(自身を除く): 59980689

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 689431, 2068293, 3447155, 4826017, 10341465, 14478051, 24130085, 72390255]

約数ペア:

[(1, 72390255), (3, 24130085), (5, 14478051), (7, 10341465), (15, 4826017), (21, 3447155), (35, 2068293), (105, 689431)]