71728072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{689693}}^1$

素因数の和:689712

約数の個数: 16

約数和(自身を含む): 144835740

約数和(自身を除く): 73107668

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 689693, 1379386, 2758772, 5517544, 8966009, 17932018, 35864036, 71728072]

約数ペア:

[(1, 71728072), (2, 35864036), (4, 17932018), (8, 8966009), (13, 5517544), (26, 2758772), (52, 1379386), (104, 689693)]