75107985

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{19949}}^1$

素因数の和:20208

約数の個数: 16

約数和(自身を含む): 120657600

約数和(自身を除く): 45549615

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3765, 19949, 59847, 99745, 299235, 5007199, 15021597, 25035995, 75107985]

約数ペア:

[(1, 75107985), (3, 25035995), (5, 15021597), (15, 5007199), (251, 299235), (753, 99745), (1255, 59847), (3765, 19949)]