256901986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{174289}}^1$

素因数の和:174369

約数の個数: 16

約数和(自身を含む): 426661920

約数和(自身を除く): 169759934

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 174289, 348578, 1917179, 3834358, 11677363, 23354726, 128450993, 256901986]

約数ペア:

[(1, 256901986), (2, 128450993), (11, 23354726), (22, 11677363), (67, 3834358), (134, 1917179), (737, 348578), (1474, 174289)]