289753386

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{20753}}^1$

素因数の和:20950

約数の個数: 32

約数和(自身を含む): 627600960

約数和(自身を除く): 337847574

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 179, 358, 537, 1074, 2327, 4654, 6981, 13962, 20753, 41506, 62259, 124518, 269789, 539578, 809367, 1618734, 3714787, 7429574, 11144361, 22288722, 48292231, 96584462, 144876693, 289753386]

約数ペア:

[(1, 289753386), (2, 144876693), (3, 96584462), (6, 48292231), (13, 22288722), (26, 11144361), (39, 7429574), (78, 3714787), (179, 1618734), (358, 809367), (537, 539578), (1074, 269789), (2327, 124518), (4654, 62259), (6981, 41506), (13962, 20753)]