27262815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 48923520

約数和(自身を除く): 21660705

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 289, 323, 331, 867, 969, 993, 1445, 1615, 1655, 4335, 4845, 4965, 5491, 5627, 6289, 16473, 16881, 18867, 27455, 28135, 31445, 82365, 84405, 94335, 95659, 106913, 286977, 320739, 478295, 534565, 1434885, 1603695, 1817521, 5452563, 9087605, 27262815]

約数ペア:

[(1, 27262815), (3, 9087605), (5, 5452563), (15, 1817521), (17, 1603695), (19, 1434885), (51, 534565), (57, 478295), (85, 320739), (95, 286977), (255, 106913), (285, 95659), (289, 94335), (323, 84405), (331, 82365), (867, 31445), (969, 28135), (993, 27455), (1445, 18867), (1615, 16881), (1655, 16473), (4335, 6289), (4845, 5627), (4965, 5491)]