1641951

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 2555280

約数和(自身を除く): 913329

約数列:

[1, 3, 9, 27, 29, 81, 87, 233, 243, 261, 699, 783, 2097, 2349, 6291, 6757, 7047, 18873, 20271, 56619, 60813, 182439, 547317, 1641951]

約数ペア:

[(1, 1641951), (3, 547317), (9, 182439), (27, 60813), (29, 56619), (81, 20271), (87, 18873), (233, 7047), (243, 6757), (261, 6291), (699, 2349), (783, 2097)]