487396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 1065792

約数和(自身を除く): 578396

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 103, 169, 182, 206, 338, 364, 412, 676, 721, 1183, 1339, 1442, 2366, 2678, 2884, 4732, 5356, 9373, 17407, 18746, 34814, 37492, 69628, 121849, 243698, 487396]

約数ペア:

[(1, 487396), (2, 243698), (4, 121849), (7, 69628), (13, 37492), (14, 34814), (26, 18746), (28, 17407), (52, 9373), (91, 5356), (103, 4732), (169, 2884), (182, 2678), (206, 2366), (338, 1442), (364, 1339), (412, 1183), (676, 721)]