80491509

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3251}}^1$

素因数の和:3398

約数の個数: 32

約数和(自身を含む): 137364480

約数和(自身を除く): 56872971

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 917, 1179, 2751, 3251, 3537, 8253, 9753, 22757, 24759, 29259, 68271, 87777, 204813, 425881, 614439, 1277643, 2981167, 3832929, 8943501, 11498787, 26830503, 80491509]

約数ペア:

[(1, 80491509), (3, 26830503), (7, 11498787), (9, 8943501), (21, 3832929), (27, 2981167), (63, 1277643), (131, 614439), (189, 425881), (393, 204813), (917, 87777), (1179, 68271), (2751, 29259), (3251, 24759), (3537, 22757), (8253, 9753)]