1291270309

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{71861}}^1$

素因数の和:72036

約数の個数: 16

約数和(自身を含む): 1572915456

約数和(自身を除く): 281645147

約数列:

[1, 7, 17, 119, 151, 1057, 2567, 17969, 71861, 503027, 1221637, 8551459, 10851011, 75957077, 184467187, 1291270309]

約数ペア:

[(1, 1291270309), (7, 184467187), (17, 75957077), (119, 10851011), (151, 8551459), (1057, 1221637), (2567, 503027), (17969, 71861)]