28347410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31151}}^1$

素因数の和:31178

約数の個数: 32

約数和(自身を含む): 62802432

約数和(自身を除く): 34455022

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31151, 62302, 155755, 218057, 311510, 404963, 436114, 809926, 1090285, 2024815, 2180570, 2834741, 4049630, 5669482, 14173705, 28347410]

約数ペア:

[(1, 28347410), (2, 14173705), (5, 5669482), (7, 4049630), (10, 2834741), (13, 2180570), (14, 2024815), (26, 1090285), (35, 809926), (65, 436114), (70, 404963), (91, 311510), (130, 218057), (182, 155755), (455, 62302), (910, 31151)]