4209915

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 7070976

約数和(自身を除く): 2861061

約数列:

[1, 3, 5, 15, 43, 61, 107, 129, 183, 215, 305, 321, 535, 645, 915, 1605, 2623, 4601, 6527, 7869, 13115, 13803, 19581, 23005, 32635, 39345, 69015, 97905, 280661, 841983, 1403305, 4209915]

約数ペア:

[(1, 4209915), (3, 1403305), (5, 841983), (15, 280661), (43, 97905), (61, 69015), (107, 39345), (129, 32635), (183, 23005), (215, 19581), (305, 13803), (321, 13115), (535, 7869), (645, 6527), (915, 4601), (1605, 2623)]