254868484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 498749440

約数和(自身を除く): 243880956

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 223, 403, 446, 709, 806, 892, 1418, 1612, 2836, 2899, 5798, 6913, 9217, 11596, 13826, 18434, 21979, 27652, 36868, 43958, 87916, 89869, 158107, 179738, 285727, 316214, 359476, 571454, 632428, 1142908, 2055391, 4110782, 4901317, 8221564, 9802634, 19605268, 63717121, 127434242, 254868484]

約数ペア:

[(1, 254868484), (2, 127434242), (4, 63717121), (13, 19605268), (26, 9802634), (31, 8221564), (52, 4901317), (62, 4110782), (124, 2055391), (223, 1142908), (403, 632428), (446, 571454), (709, 359476), (806, 316214), (892, 285727), (1418, 179738), (1612, 158107), (2836, 89869), (2899, 87916), (5798, 43958), (6913, 36868), (9217, 27652), (11596, 21979), (13826, 18434)]