686596005879

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{43103}}^1\times {\mathrm{16139}}^1$

素因数の和:59299

約数の個数: 32

約数和(自身を含む): 1068592988160

約数和(自身を除く): 381996982281

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 16139, 43103, 48417, 112973, 129309, 301721, 338919, 758533, 905163, 2025841, 2275599, 5309731, 6077523, 14180887, 15929193, 42542661, 695639317, 2086917951, 4869475219, 14608425657, 32695047899, 98085143697, 228865335293, 686596005879]

約数ペア:

[(1, 686596005879), (3, 228865335293), (7, 98085143697), (21, 32695047899), (47, 14608425657), (141, 4869475219), (329, 2086917951), (987, 695639317), (16139, 42542661), (43103, 15929193), (48417, 14180887), (112973, 6077523), (129309, 5309731), (301721, 2275599), (338919, 2025841), (758533, 905163)]