2758509

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 4569600

約数和(自身を除く): 1811091

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 271, 351, 377, 783, 813, 1131, 2439, 3393, 3523, 7317, 7859, 10179, 10569, 23577, 31707, 70731, 95121, 102167, 212193, 306501, 919503, 2758509]

約数ペア:

[(1, 2758509), (3, 919503), (9, 306501), (13, 212193), (27, 102167), (29, 95121), (39, 70731), (87, 31707), (117, 23577), (261, 10569), (271, 10179), (351, 7859), (377, 7317), (783, 3523), (813, 3393), (1131, 2439)]