129403144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1244261}}^1$

素因数の和:1244280

約数の個数: 16

約数和(自身を含む): 261295020

約数和(自身を除く): 131891876

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1244261, 2488522, 4977044, 9954088, 16175393, 32350786, 64701572, 129403144]

約数ペア:

[(1, 129403144), (2, 64701572), (4, 32350786), (8, 16175393), (13, 9954088), (26, 4977044), (52, 2488522), (104, 1244261)]