17967972337

素因数分解:

$7^4\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{1223}}^1$

素因数の和:1491

約数の個数: 40

約数和(自身を含む): 21804776640

約数和(自身を除く): 3836804303

約数列:

[1, 7, 29, 49, 203, 211, 343, 1223, 1421, 1477, 2401, 6119, 8561, 9947, 10339, 35467, 42833, 59927, 69629, 72373, 248269, 258053, 299831, 419489, 506611, 1737883, 1806371, 2098817, 2936423, 7483537, 12165181, 12644597, 14691719, 52384759, 85156267, 88512179, 366693313, 619585253, 2566853191, 17967972337]

約数ペア:

[(1, 17967972337), (7, 2566853191), (29, 619585253), (49, 366693313), (203, 88512179), (211, 85156267), (343, 52384759), (1223, 14691719), (1421, 12644597), (1477, 12165181), (2401, 7483537), (6119, 2936423), (8561, 2098817), (9947, 1806371), (10339, 1737883), (35467, 506611), (42833, 419489), (59927, 299831), (69629, 258053), (72373, 248269)]