23328825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 42247296

約数和(自身を除く): 18918471

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 325, 337, 355, 923, 975, 1011, 1065, 1685, 1775, 2769, 4381, 4615, 5055, 5325, 8425, 13143, 13845, 21905, 23075, 23927, 25275, 65715, 69225, 71781, 109525, 119635, 311051, 328575, 358905, 598175, 933153, 1555255, 1794525, 4665765, 7776275, 23328825]

約数ペア:

[(1, 23328825), (3, 7776275), (5, 4665765), (13, 1794525), (15, 1555255), (25, 933153), (39, 598175), (65, 358905), (71, 328575), (75, 311051), (195, 119635), (213, 109525), (325, 71781), (337, 69225), (355, 65715), (923, 25275), (975, 23927), (1011, 23075), (1065, 21905), (1685, 13845), (1775, 13143), (2769, 8425), (4381, 5325), (4615, 5055)]