399135885

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{607}}^1\times {\mathrm{743}}^1$

素因数の和:1417

約数の個数: 32

約数和(自身を含む): 651386880

約数和(自身を除く): 252250995

約数列:

[1, 3, 5, 15, 59, 177, 295, 607, 743, 885, 1821, 2229, 3035, 3715, 9105, 11145, 35813, 43837, 107439, 131511, 179065, 219185, 451001, 537195, 657555, 1353003, 2255005, 6765015, 26609059, 79827177, 133045295, 399135885]

約数ペア:

[(1, 399135885), (3, 133045295), (5, 79827177), (15, 26609059), (59, 6765015), (177, 2255005), (295, 1353003), (607, 657555), (743, 537195), (885, 451001), (1821, 219185), (2229, 179065), (3035, 131511), (3715, 107439), (9105, 43837), (11145, 35813)]