1243431

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:82

約数の個数: 48

約数和(自身を含む): 2306304

約数和(自身を除く): 1062873

約数列:

[1, 3, 7, 9, 17, 21, 27, 43, 51, 63, 81, 119, 129, 153, 189, 243, 301, 357, 387, 459, 567, 731, 903, 1071, 1161, 1377, 1701, 2193, 2709, 3213, 3483, 4131, 5117, 6579, 8127, 9639, 10449, 15351, 19737, 24381, 28917, 46053, 59211, 73143, 138159, 177633, 414477, 1243431]

約数ペア:

[(1, 1243431), (3, 414477), (7, 177633), (9, 138159), (17, 73143), (21, 59211), (27, 46053), (43, 28917), (51, 24381), (63, 19737), (81, 15351), (119, 10449), (129, 9639), (153, 8127), (189, 6579), (243, 5117), (301, 4131), (357, 3483), (387, 3213), (459, 2709), (567, 2193), (731, 1701), (903, 1377), (1071, 1161)]