205654743

素因数分解:

$3^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{6703}}^1$

素因数の和:7203

約数の個数: 24

約数和(自身を含む): 340241408

約数和(自身を除く): 134586665

約数列:

[1, 3, 7, 9, 21, 63, 487, 1461, 3409, 4383, 6703, 10227, 20109, 30681, 46921, 60327, 140763, 422289, 3264361, 9793083, 22850527, 29379249, 68551581, 205654743]

約数ペア:

[(1, 205654743), (3, 68551581), (7, 29379249), (9, 22850527), (21, 9793083), (63, 3264361), (487, 422289), (1461, 140763), (3409, 60327), (4383, 46921), (6703, 30681), (10227, 20109)]