81443784

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{55631}}^1$

素因数の和:55701

約数の個数: 32

約数和(自身を含む): 206951040

約数和(自身を除く): 125507256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 55631, 111262, 166893, 222524, 333786, 445048, 667572, 1335144, 3393491, 6786982, 10180473, 13573964, 20360946, 27147928, 40721892, 81443784]

約数ペア:

[(1, 81443784), (2, 40721892), (3, 27147928), (4, 20360946), (6, 13573964), (8, 10180473), (12, 6786982), (24, 3393491), (61, 1335144), (122, 667572), (183, 445048), (244, 333786), (366, 222524), (488, 166893), (732, 111262), (1464, 55631)]