128212090

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{175633}}^1$

素因数の和:175713

約数の個数: 16

約数和(自身を含む): 233944488

約数和(自身を除く): 105732398

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 175633, 351266, 878165, 1756330, 12821209, 25642418, 64106045, 128212090]

約数ペア:

[(1, 128212090), (2, 64106045), (5, 25642418), (10, 12821209), (73, 1756330), (146, 878165), (365, 351266), (730, 175633)]