128173809

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^2$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 182122752

約数和(自身を除く): 53948943

約数列:

[1, 3, 31, 37, 93, 111, 193, 579, 1147, 3441, 5983, 7141, 17949, 21423, 37249, 111747, 221371, 664113, 1154719, 1378213, 3464157, 4134639, 42724603, 128173809]

約数ペア:

[(1, 128173809), (3, 42724603), (31, 4134639), (37, 3464157), (93, 1378213), (111, 1154719), (193, 664113), (579, 221371), (1147, 111747), (3441, 37249), (5983, 21423), (7141, 17949)]