138659144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1333261}}^1$

素因数の和:1333280

約数の個数: 16

約数和(自身を含む): 279985020

約数和(自身を除く): 141325876

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1333261, 2666522, 5333044, 10666088, 17332393, 34664786, 69329572, 138659144]

約数ペア:

[(1, 138659144), (2, 69329572), (4, 34664786), (8, 17332393), (13, 10666088), (26, 5333044), (52, 2666522), (104, 1333261)]