257422544319

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1\times {\mathrm{86257}}^1$

素因数の和:86799

約数の個数: 32

約数和(自身を含む): 366672407040

約数和(自身を除く): 109249862721

約数列:

[1, 3, 17, 51, 163, 359, 489, 1077, 2771, 6103, 8313, 18309, 58517, 86257, 175551, 258771, 994789, 1466369, 2984367, 4399107, 14059891, 30966263, 42179673, 92898789, 239018147, 526426471, 717054441, 1579279413, 5047500869, 15142502607, 85807514773, 257422544319]

約数ペア:

[(1, 257422544319), (3, 85807514773), (17, 15142502607), (51, 5047500869), (163, 1579279413), (359, 717054441), (489, 526426471), (1077, 239018147), (2771, 92898789), (6103, 42179673), (8313, 30966263), (18309, 14059891), (58517, 4399107), (86257, 2984367), (175551, 1466369), (258771, 994789)]