1242857518

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{69847}}^1$

素因数の和:69928

約数の個数: 32

約数和(自身を含む): 2253017088

約数和(自身を除く): 1010159570

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 217, 287, 434, 574, 1271, 2542, 8897, 17794, 69847, 139694, 488929, 977858, 2165257, 2863727, 4330514, 5727454, 15156799, 20046089, 30313598, 40092178, 88775537, 177551074, 621428759, 1242857518]

約数ペア:

[(1, 1242857518), (2, 621428759), (7, 177551074), (14, 88775537), (31, 40092178), (41, 30313598), (62, 20046089), (82, 15156799), (217, 5727454), (287, 4330514), (434, 2863727), (574, 2165257), (1271, 977858), (2542, 488929), (8897, 139694), (17794, 69847)]