398369270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{45737}}^1$

素因数の和:45824

約数の個数: 32

約数和(自身を含む): 783766368

約数和(自身を除く): 385397098

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 45737, 91474, 228685, 457370, 594581, 1189162, 2972905, 3064379, 5945810, 6128758, 15321895, 30643790, 39836927, 79673854, 199184635, 398369270]

約数ペア:

[(1, 398369270), (2, 199184635), (5, 79673854), (10, 39836927), (13, 30643790), (26, 15321895), (65, 6128758), (67, 5945810), (130, 3064379), (134, 2972905), (335, 1189162), (670, 594581), (871, 457370), (1742, 228685), (4355, 91474), (8710, 45737)]