128364453

素因数分解:

$3^3\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2417}}^1$

素因数の和:2714

約数の個数: 32

約数和(自身を含む): 218200320

約数和(自身を除く): 89835867

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 281, 843, 1967, 2417, 2529, 5901, 7251, 7587, 16919, 17703, 21753, 50757, 53109, 65259, 152271, 456813, 679177, 2037531, 4754239, 6112593, 14262717, 18337779, 42788151, 128364453]

約数ペア:

[(1, 128364453), (3, 42788151), (7, 18337779), (9, 14262717), (21, 6112593), (27, 4754239), (63, 2037531), (189, 679177), (281, 456813), (843, 152271), (1967, 65259), (2417, 53109), (2529, 50757), (5901, 21753), (7251, 17703), (7587, 16919)]