27958581

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5101}}^1$

素因数の和:5146

約数の個数: 32

約数和(自身を含む): 48979200

約数和(自身を除く): 21020619

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5101, 5481, 15303, 35707, 45909, 107121, 137727, 147929, 321363, 443787, 964089, 1035503, 1331361, 3106509, 3994083, 9319527, 27958581]

約数ペア:

[(1, 27958581), (3, 9319527), (7, 3994083), (9, 3106509), (21, 1331361), (27, 1035503), (29, 964089), (63, 443787), (87, 321363), (189, 147929), (203, 137727), (261, 107121), (609, 45909), (783, 35707), (1827, 15303), (5101, 5481)]