1388897302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2811533}}^1$

素因数の和:2811567

約数の個数: 16

約数和(自身を含む): 2361688560

約数和(自身を除く): 972791258

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 2811533, 5623066, 36549929, 53419127, 73099858, 106838254, 694448651, 1388897302]

約数ペア:

[(1, 1388897302), (2, 694448651), (13, 106838254), (19, 73099858), (26, 53419127), (38, 36549929), (247, 5623066), (494, 2811533)]