16925909

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 23390976

約数和(自身を除く): 6465067

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 259, 407, 457, 481, 1001, 2849, 3199, 3367, 5027, 5291, 5941, 16909, 35189, 37037, 41587, 65351, 118363, 185999, 219817, 457457, 1301993, 1538719, 2417987, 16925909]

約数ペア:

[(1, 16925909), (7, 2417987), (11, 1538719), (13, 1301993), (37, 457457), (77, 219817), (91, 185999), (143, 118363), (259, 65351), (407, 41587), (457, 37037), (481, 35189), (1001, 16909), (2849, 5941), (3199, 5291), (3367, 5027)]