215938346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{193147}}^1$

素因数の和:193205

約数の個数: 16

約数和(自身を含む): 356937504

約数和(自身を除く): 140999158

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 193147, 386294, 2510911, 5021822, 8305321, 16610642, 107969173, 215938346]

約数ペア:

[(1, 215938346), (2, 107969173), (13, 16610642), (26, 8305321), (43, 5021822), (86, 2510911), (559, 386294), (1118, 193147)]