210909123

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2819}}^1$

素因数の和:3008

約数の個数: 32

約数和(自身を含む): 332985600

約数和(自身を除く): 122076477

約数列:

[1, 3, 9, 17, 27, 51, 153, 163, 459, 489, 1467, 2771, 2819, 4401, 8313, 8457, 24939, 25371, 47923, 74817, 76113, 143769, 431307, 459497, 1293921, 1378491, 4135473, 7811449, 12406419, 23434347, 70303041, 210909123]

約数ペア:

[(1, 210909123), (3, 70303041), (9, 23434347), (17, 12406419), (27, 7811449), (51, 4135473), (153, 1378491), (163, 1293921), (459, 459497), (489, 431307), (1467, 143769), (2771, 76113), (2819, 74817), (4401, 47923), (8313, 25371), (8457, 24939)]