1999251

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 3116880

約数和(自身を除く): 1117629

約数列:

[1, 3, 9, 17, 51, 73, 153, 179, 219, 537, 657, 1241, 1611, 3043, 3723, 9129, 11169, 13067, 27387, 39201, 117603, 222139, 666417, 1999251]

約数ペア:

[(1, 1999251), (3, 666417), (9, 222139), (17, 117603), (51, 39201), (73, 27387), (153, 13067), (179, 11169), (219, 9129), (537, 3723), (657, 3043), (1241, 1611)]