27388215

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 50618880

約数和(自身を除く): 23230665

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 103, 171, 285, 309, 311, 515, 855, 927, 933, 1545, 1555, 1957, 2799, 4635, 4665, 5871, 5909, 9785, 13995, 17613, 17727, 29355, 29545, 32033, 53181, 88065, 88635, 96099, 160165, 265905, 288297, 480495, 608627, 1441485, 1825881, 3043135, 5477643, 9129405, 27388215]

約数ペア:

[(1, 27388215), (3, 9129405), (5, 5477643), (9, 3043135), (15, 1825881), (19, 1441485), (45, 608627), (57, 480495), (95, 288297), (103, 265905), (171, 160165), (285, 96099), (309, 88635), (311, 88065), (515, 53181), (855, 32033), (927, 29545), (933, 29355), (1545, 17727), (1555, 17613), (1957, 13995), (2799, 9785), (4635, 5909), (4665, 5871)]