317810515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 423346176

約数和(自身を除く): 105535661

約数列:

[1, 5, 11, 55, 127, 173, 263, 635, 865, 1315, 1397, 1903, 2893, 6985, 9515, 14465, 21971, 33401, 45499, 109855, 167005, 227495, 241681, 367411, 500489, 1208405, 1837055, 2502445, 5778373, 28891865, 63562103, 317810515]

約数ペア:

[(1, 317810515), (5, 63562103), (11, 28891865), (55, 5778373), (127, 2502445), (173, 1837055), (263, 1208405), (635, 500489), (865, 367411), (1315, 241681), (1397, 227495), (1903, 167005), (2893, 109855), (6985, 45499), (9515, 33401), (14465, 21971)]