2006289

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 40

約数和(自身を含む): 3345408

約数和(自身を除く): 1339119

約数列:

[1, 3, 9, 17, 27, 31, 47, 51, 81, 93, 141, 153, 279, 423, 459, 527, 799, 837, 1269, 1377, 1457, 1581, 2397, 2511, 3807, 4371, 4743, 7191, 13113, 14229, 21573, 24769, 39339, 42687, 64719, 74307, 118017, 222921, 668763, 2006289]

約数ペア:

[(1, 2006289), (3, 668763), (9, 222921), (17, 118017), (27, 74307), (31, 64719), (47, 42687), (51, 39339), (81, 24769), (93, 21573), (141, 14229), (153, 13113), (279, 7191), (423, 4743), (459, 4371), (527, 3807), (799, 2511), (837, 2397), (1269, 1581), (1377, 1457)]