256539156718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{24124427}}^1$

素因数の和:24124851

約数の個数: 16

約数和(自身を含む): 415422650160

約数和(自身を除く): 158883493442

約数列:

[1, 2, 13, 26, 409, 818, 5317, 10634, 24124427, 48248854, 313617551, 627235102, 9866890643, 19733781286, 128269578359, 256539156718]

約数ペア:

[(1, 256539156718), (2, 128269578359), (13, 19733781286), (26, 9866890643), (409, 627235102), (818, 313617551), (5317, 48248854), (10634, 24124427)]