66976936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{644009}}^1$

素因数の和:644028

約数の個数: 16

約数和(自身を含む): 135242100

約数和(自身を除く): 68265164

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 644009, 1288018, 2576036, 5152072, 8372117, 16744234, 33488468, 66976936]

約数ペア:

[(1, 66976936), (2, 33488468), (4, 16744234), (8, 8372117), (13, 5152072), (26, 2576036), (52, 1288018), (104, 644009)]