27678975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{1277}}^1$

素因数の和:1324

約数の個数: 36

約数和(自身を含む): 48650904

約数和(自身を除く): 20971929

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1275, 1277, 1445, 3831, 4335, 6385, 7225, 19155, 21675, 21709, 31925, 65127, 95775, 108545, 325635, 369053, 542725, 1107159, 1628175, 1845265, 5535795, 9226325, 27678975]

約数ペア:

[(1, 27678975), (3, 9226325), (5, 5535795), (15, 1845265), (17, 1628175), (25, 1107159), (51, 542725), (75, 369053), (85, 325635), (255, 108545), (289, 95775), (425, 65127), (867, 31925), (1275, 21709), (1277, 21675), (1445, 19155), (3831, 7225), (4335, 6385)]