208897455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1071269}}^1$

素因数の和:1071290

約数の個数: 16

約数和(自身を含む): 359946720

約数和(自身を除く): 151049265

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1071269, 3213807, 5356345, 13926497, 16069035, 41779491, 69632485, 208897455]

約数ペア:

[(1, 208897455), (3, 69632485), (5, 41779491), (13, 16069035), (15, 13926497), (39, 5356345), (65, 3213807), (195, 1071269)]