31627191

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 47554560

約数和(自身を除く): 15927369

約数列:

[1, 3, 17, 19, 51, 57, 127, 257, 323, 381, 771, 969, 2159, 2413, 4369, 4883, 6477, 7239, 13107, 14649, 32639, 41021, 83011, 97917, 123063, 249033, 554863, 620141, 1664589, 1860423, 10542397, 31627191]

約数ペア:

[(1, 31627191), (3, 10542397), (17, 1860423), (19, 1664589), (51, 620141), (57, 554863), (127, 249033), (257, 123063), (323, 97917), (381, 83011), (771, 41021), (969, 32639), (2159, 14649), (2413, 13107), (4369, 7239), (4883, 6477)]