278825982

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{2477}}^1$

素因数の和:2812

約数の個数: 32

約数和(自身を含む): 567719712

約数和(自身を除く): 288893730

約数列:

[1, 2, 3, 6, 73, 146, 219, 257, 438, 514, 771, 1542, 2477, 4954, 7431, 14862, 18761, 37522, 56283, 112566, 180821, 361642, 542463, 636589, 1084926, 1273178, 1909767, 3819534, 46470997, 92941994, 139412991, 278825982]

約数ペア:

[(1, 278825982), (2, 139412991), (3, 92941994), (6, 46470997), (73, 3819534), (146, 1909767), (219, 1273178), (257, 1084926), (438, 636589), (514, 542463), (771, 361642), (1542, 180821), (2477, 112566), (4954, 56283), (7431, 37522), (14862, 18761)]