16740495

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 31224960

約数和(自身を除く): 14484465

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 79, 85, 153, 237, 255, 277, 395, 711, 765, 831, 1185, 1343, 1385, 2493, 3555, 4029, 4155, 4709, 6715, 12087, 12465, 14127, 20145, 21883, 23545, 42381, 60435, 65649, 70635, 109415, 196947, 211905, 328245, 372011, 984735, 1116033, 1860055, 3348099, 5580165, 16740495]

約数ペア:

[(1, 16740495), (3, 5580165), (5, 3348099), (9, 1860055), (15, 1116033), (17, 984735), (45, 372011), (51, 328245), (79, 211905), (85, 196947), (153, 109415), (237, 70635), (255, 65649), (277, 60435), (395, 42381), (711, 23545), (765, 21883), (831, 20145), (1185, 14127), (1343, 12465), (1385, 12087), (2493, 6715), (3555, 4709), (4029, 4155)]