215103486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{10987}}^1$

素因数の和:11256

約数の個数: 32

約数和(自身を含む): 465187968

約数和(自身を除く): 250084482

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 251, 502, 753, 1506, 3263, 6526, 9789, 10987, 19578, 21974, 32961, 65922, 142831, 285662, 428493, 856986, 2757737, 5515474, 8273211, 16546422, 35850581, 71701162, 107551743, 215103486]

約数ペア:

[(1, 215103486), (2, 107551743), (3, 71701162), (6, 35850581), (13, 16546422), (26, 8273211), (39, 5515474), (78, 2757737), (251, 856986), (502, 428493), (753, 285662), (1506, 142831), (3263, 65922), (6526, 32961), (9789, 21974), (10987, 19578)]