204558159

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2351}}^1$

素因数の和:2487

約数の個数: 32

約数和(自身を含む): 309786624

約数和(自身を除く): 105228465

約数列:

[1, 3, 13, 23, 39, 69, 97, 291, 299, 897, 1261, 2231, 2351, 3783, 6693, 7053, 29003, 30563, 54073, 87009, 91689, 162219, 228047, 684141, 702949, 2108847, 2964611, 5245081, 8893833, 15735243, 68186053, 204558159]

約数ペア:

[(1, 204558159), (3, 68186053), (13, 15735243), (23, 8893833), (39, 5245081), (69, 2964611), (97, 2108847), (291, 702949), (299, 684141), (897, 228047), (1261, 162219), (2231, 91689), (2351, 87009), (3783, 54073), (6693, 30563), (7053, 29003)]