1215673845

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{4591}}^1$

素因数の和:4865

約数の個数: 32

約数和(自身を含む): 1974927360

約数和(自身を除く): 759253515

約数列:

[1, 3, 5, 15, 127, 139, 381, 417, 635, 695, 1905, 2085, 4591, 13773, 17653, 22955, 52959, 68865, 88265, 264795, 583057, 638149, 1749171, 1914447, 2915285, 3190745, 8745855, 9572235, 81044923, 243134769, 405224615, 1215673845]

約数ペア:

[(1, 1215673845), (3, 405224615), (5, 243134769), (15, 81044923), (127, 9572235), (139, 8745855), (381, 3190745), (417, 2915285), (635, 1914447), (695, 1749171), (1905, 638149), (2085, 583057), (4591, 264795), (13773, 88265), (17653, 68865), (22955, 52959)]