126561008

素因数分解:

$2^4\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1979}}^1$

素因数の和:2565

約数の個数: 40

約数和(自身を含む): 280874880

約数和(自身を除く): 154313872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 571, 1142, 1979, 2284, 3958, 3997, 4568, 7916, 7994, 9136, 13853, 15832, 15988, 27706, 31664, 31976, 55412, 63952, 110824, 221648, 1130009, 2260018, 4520036, 7910063, 9040072, 15820126, 18080144, 31640252, 63280504, 126561008]

約数ペア:

[(1, 126561008), (2, 63280504), (4, 31640252), (7, 18080144), (8, 15820126), (14, 9040072), (16, 7910063), (28, 4520036), (56, 2260018), (112, 1130009), (571, 221648), (1142, 110824), (1979, 63952), (2284, 55412), (3958, 31976), (3997, 31664), (4568, 27706), (7916, 15988), (7994, 15832), (9136, 13853)]