1294785

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:179

約数の個数: 40

約数和(自身を含む): 2439360

約数和(自身を除く): 1144575

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 139, 207, 345, 405, 417, 621, 695, 1035, 1251, 1863, 2085, 3105, 3197, 3753, 6255, 9315, 9591, 11259, 15985, 18765, 28773, 47955, 56295, 86319, 143865, 258957, 431595, 1294785]

約数ペア:

[(1, 1294785), (3, 431595), (5, 258957), (9, 143865), (15, 86319), (23, 56295), (27, 47955), (45, 28773), (69, 18765), (81, 15985), (115, 11259), (135, 9591), (139, 9315), (207, 6255), (345, 3753), (405, 3197), (417, 3105), (621, 2085), (695, 1863), (1035, 1251)]