18001775

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{541}}^1$

素因数の和:584

約数の個数: 24

約数和(自身を含む): 24598128

約数和(自身を除く): 6596353

約数列:

[1, 5, 11, 25, 55, 121, 275, 541, 605, 1331, 2705, 3025, 5951, 6655, 13525, 29755, 33275, 65461, 148775, 327305, 720071, 1636525, 3600355, 18001775]

約数ペア:

[(1, 18001775), (5, 3600355), (11, 1636525), (25, 720071), (55, 327305), (121, 148775), (275, 65461), (541, 33275), (605, 29755), (1331, 13525), (2705, 6655), (3025, 5951)]