31743471

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 49512960

約数和(自身を除く): 17769489

約数列:

[1, 3, 17, 19, 41, 47, 51, 57, 123, 141, 289, 323, 697, 779, 799, 867, 893, 969, 1927, 2091, 2337, 2397, 2679, 5491, 5781, 11849, 13243, 13583, 15181, 16473, 32759, 35547, 36613, 39729, 40749, 45543, 98277, 109839, 225131, 258077, 556903, 622421, 675393, 774231, 1670709, 1867263, 10581157, 31743471]

約数ペア:

[(1, 31743471), (3, 10581157), (17, 1867263), (19, 1670709), (41, 774231), (47, 675393), (51, 622421), (57, 556903), (123, 258077), (141, 225131), (289, 109839), (323, 98277), (697, 45543), (779, 40749), (799, 39729), (867, 36613), (893, 35547), (969, 32759), (1927, 16473), (2091, 15181), (2337, 13583), (2397, 13243), (2679, 11849), (5491, 5781)]