215539448

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{261577}}^1$

素因数の和:261686

約数の個数: 16

約数和(自身を含む): 408061680

約数和(自身を除く): 192522232

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 261577, 523154, 1046308, 2092616, 26942431, 53884862, 107769724, 215539448]

約数ペア:

[(1, 215539448), (2, 107769724), (4, 53884862), (8, 26942431), (103, 2092616), (206, 1046308), (412, 523154), (824, 261577)]