81021448

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{98327}}^1$

素因数の和:98436

約数の個数: 16

約数和(自身を含む): 153391680

約数和(自身を除く): 72370232

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 98327, 196654, 393308, 786616, 10127681, 20255362, 40510724, 81021448]

約数ペア:

[(1, 81021448), (2, 40510724), (4, 20255362), (8, 10127681), (103, 786616), (206, 393308), (412, 196654), (824, 98327)]