252016557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 369492480

約数和(自身を除く): 117475923

約数列:

[1, 3, 13, 39, 79, 157, 237, 471, 521, 1027, 1563, 2041, 3081, 6123, 6773, 12403, 20319, 37209, 41159, 81797, 123477, 161239, 245391, 483717, 535067, 1063361, 1605201, 3190083, 6461963, 19385889, 84005519, 252016557]

約数ペア:

[(1, 252016557), (3, 84005519), (13, 19385889), (39, 6461963), (79, 3190083), (157, 1605201), (237, 1063361), (471, 535067), (521, 483717), (1027, 245391), (1563, 161239), (2041, 123477), (3081, 81797), (6123, 41159), (6773, 37209), (12403, 20319)]