30257865

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5557}}^1$

素因数の和:5590

約数の個数: 36

約数和(自身を含む): 57658692

約数和(自身を除く): 27400827

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5445, 5557, 16671, 27785, 50013, 61127, 83355, 183381, 250065, 305635, 550143, 672397, 916905, 2017191, 2750715, 3361985, 6051573, 10085955, 30257865]

約数ペア:

[(1, 30257865), (3, 10085955), (5, 6051573), (9, 3361985), (11, 2750715), (15, 2017191), (33, 916905), (45, 672397), (55, 550143), (99, 305635), (121, 250065), (165, 183381), (363, 83355), (495, 61127), (605, 50013), (1089, 27785), (1815, 16671), (5445, 5557)]