51141213

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:415

約数の個数: 40

約数和(自身を含む): 80824128

約数和(自身を除く): 29682915

約数列:

[1, 3, 9, 23, 27, 69, 81, 97, 207, 283, 291, 621, 849, 873, 1863, 2231, 2547, 2619, 6509, 6693, 7641, 7857, 19527, 20079, 22923, 27451, 58581, 60237, 82353, 175743, 180711, 247059, 527229, 631373, 741177, 1894119, 2223531, 5682357, 17047071, 51141213]

約数ペア:

[(1, 51141213), (3, 17047071), (9, 5682357), (23, 2223531), (27, 1894119), (69, 741177), (81, 631373), (97, 527229), (207, 247059), (283, 180711), (291, 175743), (621, 82353), (849, 60237), (873, 58581), (1863, 27451), (2231, 22923), (2547, 20079), (2619, 19527), (6509, 7857), (6693, 7641)]