66458456210

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{47811839}}^1$

素因数の和:47811985

約数の個数: 16

約数和(自身を含む): 120485836800

約数和(自身を除く): 54027380590

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 47811839, 95623678, 239059195, 478118390, 6645845621, 13291691242, 33229228105, 66458456210]

約数ペア:

[(1, 66458456210), (2, 33229228105), (5, 13291691242), (10, 6645845621), (139, 478118390), (278, 239059195), (695, 95623678), (1390, 47811839)]