396762009

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{994391}}^1$

素因数の和:994420

約数の個数: 16

約数和(自身を含む): 636410880

約数和(自身を除く): 239648871

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 994391, 2983173, 6960737, 18893429, 20882211, 56680287, 132254003, 396762009]

約数ペア:

[(1, 396762009), (3, 132254003), (7, 56680287), (19, 20882211), (21, 18893429), (57, 6960737), (133, 2983173), (399, 994391)]