271978377

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{857}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 405250560

約数和(自身を除く): 133272183

約数列:

[1, 3, 11, 33, 59, 163, 177, 489, 649, 857, 1793, 1947, 2571, 5379, 9427, 9617, 28281, 28851, 50563, 105787, 139691, 151689, 317361, 419073, 556193, 1536601, 1668579, 4609803, 8241769, 24725307, 90659459, 271978377]

約数ペア:

[(1, 271978377), (3, 90659459), (11, 24725307), (33, 8241769), (59, 4609803), (163, 1668579), (177, 1536601), (489, 556193), (649, 419073), (857, 317361), (1793, 151689), (1947, 139691), (2571, 105787), (5379, 50563), (9427, 28851), (9617, 28281)]