256932018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2039143}}^1$

素因数の和:2039158

約数の個数: 24

約数和(自身を含む): 636212928

約数和(自身を除く): 379280910

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2039143, 4078286, 6117429, 12234858, 14274001, 18352287, 28548002, 36704574, 42822003, 85644006, 128466009, 256932018]

約数ペア:

[(1, 256932018), (2, 128466009), (3, 85644006), (6, 42822003), (7, 36704574), (9, 28548002), (14, 18352287), (18, 14274001), (21, 12234858), (42, 6117429), (63, 4078286), (126, 2039143)]