208980648

素因数分解:

$2^3\times 3^4\times {\mathrm{322501}}^1$

素因数の和:322519

約数の個数: 40

約数和(自身を含む): 585341130

約数和(自身を除く): 376360482

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 322501, 645002, 967503, 1290004, 1935006, 2580008, 2902509, 3870012, 5805018, 7740024, 8707527, 11610036, 17415054, 23220072, 26122581, 34830108, 52245162, 69660216, 104490324, 208980648]

約数ペア:

[(1, 208980648), (2, 104490324), (3, 69660216), (4, 52245162), (6, 34830108), (8, 26122581), (9, 23220072), (12, 17415054), (18, 11610036), (24, 8707527), (27, 7740024), (36, 5805018), (54, 3870012), (72, 2902509), (81, 2580008), (108, 1935006), (162, 1290004), (216, 967503), (324, 645002), (648, 322501)]