30781242

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{13903}}^1$

素因数の和:13955

約数の個数: 32

約数和(自身を含む): 70076160

約数和(自身を除く): 39294918

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 13903, 27806, 41709, 83418, 125127, 250254, 375381, 570023, 750762, 1140046, 1710069, 3420138, 5130207, 10260414, 15390621, 30781242]

約数ペア:

[(1, 30781242), (2, 15390621), (3, 10260414), (6, 5130207), (9, 3420138), (18, 1710069), (27, 1140046), (41, 750762), (54, 570023), (82, 375381), (123, 250254), (246, 125127), (369, 83418), (738, 41709), (1107, 27806), (2214, 13903)]