51697191

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{463}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 85227520

約数和(自身を除く): 33530329

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 409, 463, 1227, 1389, 2863, 3241, 5317, 6019, 8589, 9723, 15951, 18057, 37219, 42133, 111657, 126399, 189367, 568101, 1325569, 2461771, 3976707, 7385313, 17232397, 51697191]

約数ペア:

[(1, 51697191), (3, 17232397), (7, 7385313), (13, 3976707), (21, 2461771), (39, 1325569), (91, 568101), (273, 189367), (409, 126399), (463, 111657), (1227, 42133), (1389, 37219), (2863, 18057), (3241, 15951), (5317, 9723), (6019, 8589)]