128463412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{417089}}^1$

素因数の和:417111

約数の個数: 24

約数和(自身を含む): 280284480

約数和(自身を除く): 151821068

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 417089, 834178, 1668356, 2919623, 4587979, 5839246, 9175958, 11678492, 18351916, 32115853, 64231706, 128463412]

約数ペア:

[(1, 128463412), (2, 64231706), (4, 32115853), (7, 18351916), (11, 11678492), (14, 9175958), (22, 5839246), (28, 4587979), (44, 2919623), (77, 1668356), (154, 834178), (308, 417089)]