1296205438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{449759}}^1$

素因数の和:449903

約数の個数: 16

約数和(自身を含む): 2137259520

約数和(自身を除く): 841054082

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 449759, 899518, 4947349, 9894698, 58918429, 117836858, 648102719, 1296205438]

約数ペア:

[(1, 1296205438), (2, 648102719), (11, 117836858), (22, 58918429), (131, 9894698), (262, 4947349), (1441, 899518), (2882, 449759)]