1284455

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 16

約数和(自身を含む): 1625184

約数和(自身を除く): 340729

約数列:

[1, 5, 37, 53, 131, 185, 265, 655, 1961, 4847, 6943, 9805, 24235, 34715, 256891, 1284455]

約数ペア:

[(1, 1284455), (5, 256891), (37, 34715), (53, 24235), (131, 9805), (185, 6943), (265, 4847), (655, 1961)]