289751943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{19603}}^1$

素因数の和:19998

約数の個数: 16

約数和(自身を含む): 417173120

約数和(自身を除く): 127421177

約数列:

[1, 3, 13, 39, 379, 1137, 4927, 14781, 19603, 58809, 254839, 764517, 7429537, 22288611, 96583981, 289751943]

約数ペア:

[(1, 289751943), (3, 96583981), (13, 22288611), (39, 7429537), (379, 764517), (1137, 254839), (4927, 58809), (14781, 19603)]