128960936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1240009}}^1$

素因数の和:1240028

約数の個数: 16

約数和(自身を含む): 260402100

約数和(自身を除く): 131441164

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1240009, 2480018, 4960036, 9920072, 16120117, 32240234, 64480468, 128960936]

約数ペア:

[(1, 128960936), (2, 64480468), (4, 32240234), (8, 16120117), (13, 9920072), (26, 4960036), (52, 2480018), (104, 1240009)]