2089625279

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{631}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 2541428736

約数和(自身を除く): 451803457

約数列:

[1, 7, 23, 67, 161, 307, 469, 631, 1541, 2149, 4417, 7061, 10787, 14513, 20569, 42277, 49427, 101591, 143983, 193717, 295939, 473087, 972371, 1356019, 3311609, 4455491, 6806597, 12979039, 31188437, 90853273, 298517897, 2089625279]

約数ペア:

[(1, 2089625279), (7, 298517897), (23, 90853273), (67, 31188437), (161, 12979039), (307, 6806597), (469, 4455491), (631, 3311609), (1541, 1356019), (2149, 972371), (4417, 473087), (7061, 295939), (10787, 193717), (14513, 143983), (20569, 101591), (42277, 49427)]